120027980

素因数分解:

$2^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{11519}}^1$

素因数の和:12049

約数の個数: 24

約数和(自身を含む): 252564480

約数和(自身を除く): 132536500

約数列:

[1, 2, 4, 5, 10, 20, 521, 1042, 2084, 2605, 5210, 10420, 11519, 23038, 46076, 57595, 115190, 230380, 6001399, 12002798, 24005596, 30006995, 60013990, 120027980]

約数ペア:

[(1, 120027980), (2, 60013990), (4, 30006995), (5, 24005596), (10, 12002798), (20, 6001399), (521, 230380), (1042, 115190), (2084, 57595), (2605, 46076), (5210, 23038), (10420, 11519)]