489211060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{144737}}^1$

素因数の和:144772

約数の個数: 36

約数和(自身を含む): 1112456268

約数和(自身を除く): 623245208

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 144737, 289474, 578948, 723685, 1447370, 1881581, 2894740, 3763162, 7526324, 9407905, 18815810, 24460553, 37631620, 48921106, 97842212, 122302765, 244605530, 489211060]

約数ペア:

[(1, 489211060), (2, 244605530), (4, 122302765), (5, 97842212), (10, 48921106), (13, 37631620), (20, 24460553), (26, 18815810), (52, 9407905), (65, 7526324), (130, 3763162), (169, 2894740), (260, 1881581), (338, 1447370), (676, 723685), (845, 578948), (1690, 289474), (3380, 144737)]