42009217820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{123556523}}^1$

素因数の和:123556549

約数の個数: 24

約数和(自身を含む): 93408732144

約数和(自身を除く): 51399514324

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 123556523, 247113046, 494226092, 617782615, 1235565230, 2100460891, 2471130460, 4200921782, 8401843564, 10502304455, 21004608910, 42009217820]

約数ペア:

[(1, 42009217820), (2, 21004608910), (4, 10502304455), (5, 8401843564), (10, 4200921782), (17, 2471130460), (20, 2100460891), (34, 1235565230), (68, 617782615), (85, 494226092), (170, 247113046), (340, 123556523)]