22418680

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{4091}}^1$

素因数の和:4239

約数の個数: 32

約数和(自身を含む): 50822640

約数和(自身を除く): 28403960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 4091, 5480, 8182, 16364, 20455, 32728, 40910, 81820, 163640, 560467, 1120934, 2241868, 2802335, 4483736, 5604670, 11209340, 22418680]

約数ペア:

[(1, 22418680), (2, 11209340), (4, 5604670), (5, 4483736), (8, 2802335), (10, 2241868), (20, 1120934), (40, 560467), (137, 163640), (274, 81820), (548, 40910), (685, 32728), (1096, 20455), (1370, 16364), (2740, 8182), (4091, 5480)]