Q: What is the sum of all factors of the number 404,003,328 excluding 404,003,328?

A: 672,290,880

Why is 672,290,880 the sum of all factors of 404,003,328, excluding 404,003,328?

The factors of the number 404,003,328 are: 1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 263023, 526046, 789069, 1052092, 1578138, 2104184, 3156276, 4208368, 6312552, 8416736, 12625104, 16833472, 25250208, 33666944, 50500416, 67333888, 101000832, 134667776, 202001664, 404003328.

If you add them up, you will get the total of 404,004,000. Now subtract 404,003,328 to get 672,290,880