Q: What is the sum of all factors of the number 261,390 excluding 261,390?
A: 366,018
The factors of the number 261,390 are: 1, 2, 3, 5, 6, 10, 15, 30, 8713, 17426, 26139, 43565, 52278, 87130, 130695, 261390.
If you add them up, you will get the total of 261,756. Now subtract 261,390 to get 366,018