Q: What is the sum of all factors of the number 103,800 excluding 103,800?

A: 219,840

Why is 219,840 the sum of all factors of 103,800, excluding 103,800?

The factors of the number 103,800 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 173, 200, 300, 346, 519, 600, 692, 865, 1038, 1384, 1730, 2076, 2595, 3460, 4152, 4325, 5190, 6920, 8650, 10380, 12975, 17300, 20760, 25950, 34600, 51900, 103800.

If you add them up, you will get the total of 104,019. Now subtract 103,800 to get 219,840