72639740

素因数分解:

$2^2\times 5^1\times {\mathrm{769}}^1\times {\mathrm{4723}}^1$

素因数の和:5501

約数の個数: 24

約数和(自身を含む): 152774160

約数和(自身を除く): 80134420

約数列:

[1, 2, 4, 5, 10, 20, 769, 1538, 3076, 3845, 4723, 7690, 9446, 15380, 18892, 23615, 47230, 94460, 3631987, 7263974, 14527948, 18159935, 36319870, 72639740]

約数ペア:

[(1, 72639740), (2, 36319870), (4, 18159935), (5, 14527948), (10, 7263974), (20, 3631987), (769, 94460), (1538, 47230), (3076, 23615), (3845, 18892), (4723, 15380), (7690, 9446)]