There a couple of methods available to you.
1. Open your APP
2. Goto Dev Tools drop down
3. Chose Export
4. Chose the platform you wish to export you app in so Android.
5. Click START and wait for it to complete.
6. Now click DOWNLOAD ZIP
Now with this ZIP you need to convert it into a APK so it will work on Android.
Go to: PHONEGAP.COM
Regsiter an account and use the ONLINE service. its free.
Upload your ZIP file and choose ANDROID as the type of program.
Your APK will be created to be able to download
The APK is marked as a DEVLOPEMENT version, but will work to run on your OWN phone, just copy it onto your phones memory card or email it to your phone and install.