Q: What is the sum of all factors of the number 12,991,970 excluding 12,991,970?
A: 10,743,838
The factors of the number 12,991,970 are: 1, 2, 5, 10, 67, 134, 335, 670, 19391, 38782, 96955, 193910, 1299197, 2598394, 6495985, 12991970.
If you add them up, you will get the total of 12,991,980. Now subtract 12,991,970 to get 10,743,838