Q: What is the sum of all factors of the number 388,170 excluding 388,170?

A: 678,870

Why is 678,870 the sum of all factors of 388,170, excluding 388,170?

The factors of the number 388,170 are: 1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 227, 285, 342, 454, 570, 681, 855, 1135, 1362, 1710, 2043, 2270, 3405, 4086, 4313, 6810, 8626, 10215, 12939, 20430, 21565, 25878, 38817, 43130, 64695, 77634, 129390, 194085, 388170.

If you add them up, you will get the total of 388,848. Now subtract 388,170 to get 678,870