Q: What is the sum of all factors of the number 40,520,004 excluding 40,520,004?

A: 68,669,244

Why is 68,669,244 the sum of all factors of 40,520,004, excluding 40,520,004?

The factors of the number 40,520,004 are: 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 97, 194, 291, 388, 582, 679, 1164, 1358, 2037, 2716, 4074, 4973, 8148, 9946, 14919, 19892, 29838, 34811, 59676, 69622, 104433, 139244, 208866, 417732, 482381, 964762, 1447143, 1929524, 2894286, 3376667, 5788572, 6753334, 10130001, 13506668, 20260002, 40520004.

If you add them up, you will get the total of 40,520,072. Now subtract 40,520,004 to get 68,669,244