Q: What is the sum of all factors of the number 3,690 excluding 3,690?
A: 6,138
The factors of the number 3,690 are: 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 41, 45, 82, 90, 123, 205, 246, 369, 410, 615, 738, 1230, 1845, 3690.
If you add them up, you will get the total of 3,696. Now subtract 3,690 to get 6,138