1210104580

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{991889}}^1$

素因数の和:991959

約数の個数: 24

約数和(自身を含む): 2582881560

約数和(自身を除く): 1372776980

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 991889, 1983778, 3967556, 4959445, 9918890, 19837780, 60505229, 121010458, 242020916, 302526145, 605052290, 1210104580]

約数ペア:

[(1, 1210104580), (2, 605052290), (4, 302526145), (5, 242020916), (10, 121010458), (20, 60505229), (61, 19837780), (122, 9918890), (244, 4959445), (305, 3967556), (610, 1983778), (1220, 991889)]