Q: What is the sum of all factors of the number 834,673,820 excluding 834,673,820?

A: 1,031,109,988

Why is 1,031,109,988 the sum of all factors of 834,673,820, excluding 834,673,820?

The factors of the number 834,673,820 are: 1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 191, 340, 382, 764, 955, 1910, 3247, 3820, 6494, 12853, 12988, 16235, 25706, 32470, 51412, 64265, 64940, 128530, 218501, 257060, 437002, 874004, 1092505, 2185010, 2454923, 4370020, 4909846, 9819692, 12274615, 24549230, 41733691, 49098460, 83467382, 166934764, 208668455, 417336910, 834673820.

If you add them up, you will get the total of 834,673,821. Now subtract 834,673,820 to get 1,031,109,988