Q: What is the sum of all factors of the number 12,121,390 excluding 12,121,390?
A: 9,746,018
The factors of the number 12,121,390 are: 1, 2, 5, 10, 563, 1126, 2153, 2815, 4306, 5630, 10765, 21530, 1212139, 2424278, 6060695, 12121390.
If you add them up, you will get the total of 12,121,399. Now subtract 12,121,390 to get 9,746,018