15117820

素因数分解:

$2^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{2243}}^1$

素因数の和:2589

約数の個数: 24

約数和(自身を含む): 31855824

約数和(自身を除く): 16738004

約数列:

[1, 2, 4, 5, 10, 20, 337, 674, 1348, 1685, 2243, 3370, 4486, 6740, 8972, 11215, 22430, 44860, 755891, 1511782, 3023564, 3779455, 7558910, 15117820]

約数ペア:

[(1, 15117820), (2, 7558910), (4, 3779455), (5, 3023564), (10, 1511782), (20, 755891), (337, 44860), (674, 22430), (1348, 11215), (1685, 8972), (2243, 6740), (3370, 4486)]