15656740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71167}}^1$

素因数の和:71187

約数の個数: 24

約数和(自身を含む): 35868672

約数和(自身を除く): 20211932

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 71167, 142334, 284668, 355835, 711670, 782837, 1423340, 1565674, 3131348, 3914185, 7828370, 15656740]

約数ペア:

[(1, 15656740), (2, 7828370), (4, 3914185), (5, 3131348), (10, 1565674), (11, 1423340), (20, 782837), (22, 711670), (44, 355835), (55, 284668), (110, 142334), (220, 71167)]