90420212

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{1329709}}^1$

素因数の和:1329730

約数の個数: 12

約数和(自身を含む): 167543460

約数和(自身を除く): 77123248

約数列:

[1, 2, 4, 17, 34, 68, 1329709, 2659418, 5318836, 22605053, 45210106, 90420212]

約数ペア:

[(1, 90420212), (2, 45210106), (4, 22605053), (17, 5318836), (34, 2659418), (68, 1329709)]