42450580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{51769}}^1$

素因数の和:51819

約数の個数: 24

約数和(自身を含む): 91322280

約数和(自身を除く): 48871700

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 51769, 103538, 207076, 258845, 517690, 1035380, 2122529, 4245058, 8490116, 10612645, 21225290, 42450580]

約数ペア:

[(1, 42450580), (2, 21225290), (4, 10612645), (5, 8490116), (10, 4245058), (20, 2122529), (41, 1035380), (82, 517690), (164, 258845), (205, 207076), (410, 103538), (820, 51769)]