Q: What is the sum of all factors of the number 78,920 excluding 78,920?
A: 98,740
The factors of the number 78,920 are: 1, 2, 4, 5, 8, 10, 20, 40, 1973, 3946, 7892, 9865, 15784, 19730, 39460, 78920.
If you add them up, you will get the total of 79,018. Now subtract 78,920 to get 98,740