Q: What is the sum of all factors of the number 38,580 excluding 38,580?
A: 69,612
The factors of the number 38,580 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 643, 1286, 1929, 2572, 3215, 3858, 6430, 7716, 9645, 12860, 19290, 38580.
If you add them up, you will get the total of 38,649. Now subtract 38,580 to get 69,612