13690760

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3323}}^1$

素因数の和:3437

約数の個数: 32

約数和(自身を含む): 31112640

約数和(自身を除く): 17421880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 3323, 4120, 6646, 13292, 16615, 26584, 33230, 66460, 132920, 342269, 684538, 1369076, 1711345, 2738152, 3422690, 6845380, 13690760]

約数ペア:

[(1, 13690760), (2, 6845380), (4, 3422690), (5, 2738152), (8, 1711345), (10, 1369076), (20, 684538), (40, 342269), (103, 132920), (206, 66460), (412, 33230), (515, 26584), (824, 16615), (1030, 13292), (2060, 6646), (3323, 4120)]