38051620

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^2\times {\mathrm{149}}^1$

素因数の和:384

約数の個数: 36

約数和(自身を含む): 81162900

約数和(自身を除く): 43111280

約数列:

[1, 2, 4, 5, 10, 20, 113, 149, 226, 298, 452, 565, 596, 745, 1130, 1490, 2260, 2980, 12769, 16837, 25538, 33674, 51076, 63845, 67348, 84185, 127690, 168370, 255380, 336740, 1902581, 3805162, 7610324, 9512905, 19025810, 38051620]

約数ペア:

[(1, 38051620), (2, 19025810), (4, 9512905), (5, 7610324), (10, 3805162), (20, 1902581), (113, 336740), (149, 255380), (226, 168370), (298, 127690), (452, 84185), (565, 67348), (596, 63845), (745, 51076), (1130, 33674), (1490, 25538), (2260, 16837), (2980, 12769)]