Q: What is the sum of all factors of the number 25,428 excluding 25,428?
A: 38,860
The factors of the number 25,428 are: 1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 163, 326, 489, 652, 978, 1956, 2119, 4238, 6357, 8476, 12714, 25428.
If you add them up, you will get the total of 25,466. Now subtract 25,428 to get 38,860