Q: What is the sum of all factors of the number 61,820 excluding 61,820?
A: 80,308
The factors of the number 61,820 are: 1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 281, 562, 1124, 1405, 2810, 3091, 5620, 6182, 12364, 15455, 30910, 61820.
If you add them up, you will get the total of 61,900. Now subtract 61,820 to get 80,308