15956740

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{2549}}^1$

素因数の和:2871

約数の個数: 24

約数和(自身を含む): 33629400

約数和(自身を除く): 17672660

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 2549, 3130, 5098, 6260, 10196, 12745, 25490, 50980, 797837, 1595674, 3191348, 3989185, 7978370, 15956740]

約数ペア:

[(1, 15956740), (2, 7978370), (4, 3989185), (5, 3191348), (10, 1595674), (20, 797837), (313, 50980), (626, 25490), (1252, 12745), (1565, 10196), (2549, 6260), (3130, 5098)]