Q: What is the sum of all factors of the number 198,600 excluding 198,600?

A: 418,920

Why is 418,920 the sum of all factors of 198,600, excluding 198,600?

The factors of the number 198,600 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 331, 600, 662, 993, 1324, 1655, 1986, 2648, 3310, 3972, 4965, 6620, 7944, 8275, 9930, 13240, 16550, 19860, 24825, 33100, 39720, 49650, 66200, 99300, 198600.

If you add them up, you will get the total of 199,018. Now subtract 198,600 to get 418,920