Q: What is the sum of all factors of the number 1,245,040 including 1,245,040?

A: 2,946,240

Why is 2,946,240 the sum of all factors of 1,245,040, including 1,245,040?

The factors of the number 1,245,040 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 197, 316, 394, 395, 632, 788, 790, 985, 1264, 1576, 1580, 1970, 3152, 3160, 3940, 6320, 7880, 15563, 15760, 31126, 62252, 77815, 124504, 155630, 249008, 311260, 622520, 1245040.

If you add them up, you will get the total of 2,946,240.