242567420

素因数分解:

$2^2\times 5^1\times {\mathrm{2731}}^1\times {\mathrm{4441}}^1$

素因数の和:7181

約数の個数: 24

約数和(自身を含む): 509692848

約数和(自身を除く): 267125428

約数列:

[1, 2, 4, 5, 10, 20, 2731, 4441, 5462, 8882, 10924, 13655, 17764, 22205, 27310, 44410, 54620, 88820, 12128371, 24256742, 48513484, 60641855, 121283710, 242567420]

約数ペア:

[(1, 242567420), (2, 121283710), (4, 60641855), (5, 48513484), (10, 24256742), (20, 12128371), (2731, 88820), (4441, 54620), (5462, 44410), (8882, 27310), (10924, 22205), (13655, 17764)]