Q: What is the sum of all factors of the number 51,620 excluding 51,620?
A: 61,780
The factors of the number 51,620 are: 1, 2, 4, 5, 10, 20, 29, 58, 89, 116, 145, 178, 290, 356, 445, 580, 890, 1780, 2581, 5162, 10324, 12905, 25810, 51620.
If you add them up, you will get the total of 51,681. Now subtract 51,620 to get 61,780