Q: What is the sum of all factors of the number 2,391,640 excluding 2,391,640?
A: 2,989,640
The factors of the number 2,391,640 are: 1, 2, 4, 5, 8, 10, 20, 40, 59791, 119582, 239164, 298955, 478328, 597910, 1195820, 2391640.
If you add them up, you will get the total of 2,391,642. Now subtract 2,391,640 to get 2,989,640