288889182740

素因数分解:

$2^2\times 5^1\times {\mathrm{677}}^1\times {\mathrm{21335981}}^1$

素因数の和:21336667

約数の個数: 24

約数和(自身を含む): 607563423432

約数和(自身を除く): 318674240692

約数列:

[1, 2, 4, 5, 10, 20, 677, 1354, 2708, 3385, 6770, 13540, 21335981, 42671962, 85343924, 106679905, 213359810, 426719620, 14444459137, 28888918274, 57777836548, 72222295685, 144444591370, 288889182740]

約数ペア:

[(1, 288889182740), (2, 144444591370), (4, 72222295685), (5, 57777836548), (10, 28888918274), (20, 14444459137), (677, 426719620), (1354, 213359810), (2708, 106679905), (3385, 85343924), (6770, 42671962), (13540, 21335981)]