Q: What is the sum of all factors of the number 9,987,880 excluding 9,987,880?
A: 15,695,960
The factors of the number 9,987,880 are: 1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 35671, 71342, 142684, 178355, 249697, 285368, 356710, 499394, 713420, 998788, 1248485, 1426840, 1997576, 2496970, 4993940, 9987880.
If you add them up, you will get the total of 9,987,895. Now subtract 9,987,880 to get 15,695,960