Q: What is the sum of all factors of the number 8,670 excluding 8,670?
A: 13,434
The factors of the number 8,670 are: 1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 289, 510, 578, 867, 1445, 1734, 2890, 4335, 8670.
If you add them up, you will get the total of 8,683. Now subtract 8,670 to get 13,434