Q: What is the sum of all factors of the number 555,440 excluding 555,440?

A: 770,368

Why is 770,368 the sum of all factors of 555,440, excluding 555,440?

The factors of the number 555,440 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 131, 212, 262, 265, 424, 524, 530, 655, 848, 1048, 1060, 1310, 2096, 2120, 2620, 4240, 5240, 6943, 10480, 13886, 27772, 34715, 55544, 69430, 111088, 138860, 277720, 555440.

If you add them up, you will get the total of 556,210. Now subtract 555,440 to get 770,368