Q: What is the sum of all factors of the number 12,330 excluding 12,330?
A: 19,962
The factors of the number 12,330 are: 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 137, 274, 411, 685, 822, 1233, 1370, 2055, 2466, 4110, 6165, 12330.
If you add them up, you will get the total of 12,349. Now subtract 12,330 to get 19,962