288283820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1310381}}^1$

素因数の和:1310401

約数の個数: 24

約数和(自身を含む): 660432528

約数和(自身を除く): 372148708

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1310381, 2620762, 5241524, 6551905, 13103810, 14414191, 26207620, 28828382, 57656764, 72070955, 144141910, 288283820]

約数ペア:

[(1, 288283820), (2, 144141910), (4, 72070955), (5, 57656764), (10, 28828382), (11, 26207620), (20, 14414191), (22, 13103810), (44, 6551905), (55, 5241524), (110, 2620762), (220, 1310381)]