Q: What is the sum of all factors of the number 438,340 excluding 438,340?

A: 658,364

Why is 658,364 the sum of all factors of 438,340, excluding 438,340?

The factors of the number 438,340 are: 1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 101, 124, 140, 155, 202, 217, 310, 404, 434, 505, 620, 707, 868, 1010, 1085, 1414, 2020, 2170, 2828, 3131, 3535, 4340, 6262, 7070, 12524, 14140, 15655, 21917, 31310, 43834, 62620, 87668, 109585, 219170, 438340.

If you add them up, you will get the total of 438,998. Now subtract 438,340 to get 658,364