Q: What is the sum of all factors of the number 2,170 excluding 2,170?
A: 2,438
The factors of the number 2,170 are: 1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170.
If you add them up, you will get the total of 2,172. Now subtract 2,170 to get 2,438