Q: What is the sum of all factors of the number 2,161,290 excluding 2,161,290?
A: 3,025,878
The factors of the number 2,161,290 are: 1, 2, 3, 5, 6, 10, 15, 30, 72043, 144086, 216129, 360215, 432258, 720430, 1080645, 2161290.
If you add them up, you will get the total of 2,161,293. Now subtract 2,161,290 to get 3,025,878