Option 1:
Use zip tool like WinZip, 7Zip or WinRAR to zip the 4 folders + 1 exe file.
Send to your users the zip file.
They need to unzip the file to a folder on their PC and run the exe.
Option 2:
Build a installer file using InnoSetup with the Inno Script that you can find inside /Objects/temp.
If you are still not clear, you can check
this post.