20212441360

素因数分解:

$2^4\times 5^1\times {\mathrm{20593}}^1\times {\mathrm{12269}}^1$

素因数の和:32875

約数の個数: 40

約数和(自身を含む): 47000038680

約数和(自身を除く): 26787597320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 12269, 20593, 24538, 41186, 49076, 61345, 82372, 98152, 102965, 122690, 164744, 196304, 205930, 245380, 329488, 411860, 490760, 823720, 981520, 1647440, 252655517, 505311034, 1010622068, 1263277585, 2021244136, 2526555170, 4042488272, 5053110340, 10106220680, 20212441360]

約数ペア:

[(1, 20212441360), (2, 10106220680), (4, 5053110340), (5, 4042488272), (8, 2526555170), (10, 2021244136), (16, 1263277585), (20, 1010622068), (40, 505311034), (80, 252655517), (12269, 1647440), (20593, 981520), (24538, 823720), (41186, 490760), (49076, 411860), (61345, 329488), (82372, 245380), (98152, 205930), (102965, 196304), (122690, 164744)]