42170140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{51427}}^1$

素因数の和:51477

約数の個数: 24

約数和(自身を含む): 90718992

約数和(自身を除く): 48548852

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 51427, 102854, 205708, 257135, 514270, 1028540, 2108507, 4217014, 8434028, 10542535, 21085070, 42170140]

約数ペア:

[(1, 42170140), (2, 21085070), (4, 10542535), (5, 8434028), (10, 4217014), (20, 2108507), (41, 1028540), (82, 514270), (164, 257135), (205, 205708), (410, 102854), (820, 51427)]