Q: What is the sum of all factors of the number 355,440 excluding 355,440?

A: 747,168

Why is 747,168 the sum of all factors of 355,440, excluding 355,440?

The factors of the number 355,440 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1481, 2962, 4443, 5924, 7405, 8886, 11848, 14810, 17772, 22215, 23696, 29620, 35544, 44430, 59240, 71088, 88860, 118480, 177720, 355440.

If you add them up, you will get the total of 356,187. Now subtract 355,440 to get 747,168