38678660

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{5387}}^1$

素因数の和:5755

約数の個数: 24

約数和(自身を含む): 81466560

約数和(自身を除く): 42787900

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 3590, 5387, 7180, 10774, 21548, 26935, 53870, 107740, 1933933, 3867866, 7735732, 9669665, 19339330, 38678660]

約数ペア:

[(1, 38678660), (2, 19339330), (4, 9669665), (5, 7735732), (10, 3867866), (20, 1933933), (359, 107740), (718, 53870), (1436, 26935), (1795, 21548), (3590, 10774), (5387, 7180)]