15190780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2381}}^1$

素因数の和:2430

約数の個数: 48

約数和(自身を含む): 36015840

約数和(自身を除く): 20825060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 2381, 3190, 4762, 6380, 9524, 11905, 23810, 26191, 47620, 52382, 69049, 104764, 130955, 138098, 261910, 276196, 345245, 523820, 690490, 759539, 1380980, 1519078, 3038156, 3797695, 7595390, 15190780]

約数ペア:

[(1, 15190780), (2, 7595390), (4, 3797695), (5, 3038156), (10, 1519078), (11, 1380980), (20, 759539), (22, 690490), (29, 523820), (44, 345245), (55, 276196), (58, 261910), (110, 138098), (116, 130955), (145, 104764), (220, 69049), (290, 52382), (319, 47620), (580, 26191), (638, 23810), (1276, 11905), (1595, 9524), (2381, 6380), (3190, 4762)]