168561340

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{290623}}^1$

素因数の和:290661

約数の個数: 24

約数和(自身を含む): 366186240

約数和(自身を除く): 197624900

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 290623, 581246, 1162492, 1453115, 2906230, 5812460, 8428067, 16856134, 33712268, 42140335, 84280670, 168561340]

約数ペア:

[(1, 168561340), (2, 84280670), (4, 42140335), (5, 33712268), (10, 16856134), (20, 8428067), (29, 5812460), (58, 2906230), (116, 1453115), (145, 1162492), (290, 581246), (580, 290623)]