38142620

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{26861}}^1$

素因数の和:26941

約数の個数: 24

約数和(自身を含む): 81230688

約数和(自身を除く): 43088068

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 26861, 53722, 107444, 134305, 268610, 537220, 1907131, 3814262, 7628524, 9535655, 19071310, 38142620]

約数ペア:

[(1, 38142620), (2, 19071310), (4, 9535655), (5, 7628524), (10, 3814262), (20, 1907131), (71, 537220), (142, 268610), (284, 134305), (355, 107444), (710, 53722), (1420, 26861)]