Q: What is the sum of all factors of the number 2,121,290 excluding 2,121,290?
A: 1,880,218
The factors of the number 2,121,290 are: 1, 2, 5, 10, 23, 46, 115, 230, 401, 529, 802, 1058, 2005, 2645, 4010, 5290, 9223, 18446, 46115, 92230, 212129, 424258, 1060645, 2121290.
If you add them up, you will get the total of 2,121,291. Now subtract 2,121,290 to get 1,880,218