Q: What is the sum of all factors of the number 67,820 excluding 67,820?
A: 74,644
The factors of the number 67,820 are: 1, 2, 4, 5, 10, 20, 3391, 6782, 13564, 16955, 33910, 67820.
If you add them up, you will get the total of 67,894. Now subtract 67,820 to get 74,644