21830260

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{4567}}^1$

素因数の和:4815

約数の個数: 24

約数和(自身を含む): 46045440

約数和(自身を除く): 24215180

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4567, 4780, 9134, 18268, 22835, 45670, 91340, 1091513, 2183026, 4366052, 5457565, 10915130, 21830260]

約数ペア:

[(1, 21830260), (2, 10915130), (4, 5457565), (5, 4366052), (10, 2183026), (20, 1091513), (239, 91340), (478, 45670), (956, 22835), (1195, 18268), (2390, 9134), (4567, 4780)]