80434940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{93529}}^1$

素因数の和:93581

約数の個数: 24

約数和(自身を含む): 172843440

約数和(自身を除く): 92408500

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 93529, 187058, 374116, 467645, 935290, 1870580, 4021747, 8043494, 16086988, 20108735, 40217470, 80434940]

約数ペア:

[(1, 80434940), (2, 40217470), (4, 20108735), (5, 16086988), (10, 8043494), (20, 4021747), (43, 1870580), (86, 935290), (172, 467645), (215, 374116), (430, 187058), (860, 93529)]