120871640

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{17467}}^1$

素因数の和:17651

約数の個数: 32

約数和(自身を含む): 273548880

約数和(自身を除く): 152677240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 17467, 34934, 69868, 87335, 139736, 174670, 349340, 698680, 3021791, 6043582, 12087164, 15108955, 24174328, 30217910, 60435820, 120871640]

約数ペア:

[(1, 120871640), (2, 60435820), (4, 30217910), (5, 24174328), (8, 15108955), (10, 12087164), (20, 6043582), (40, 3021791), (173, 698680), (346, 349340), (692, 174670), (865, 139736), (1384, 87335), (1730, 69868), (3460, 34934), (6920, 17467)]