39660940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4397}}^1$

素因数の和:4458

約数の個数: 48

約数和(自身を含む): 93096864

約数和(自身を除く): 53435924

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 4397, 4510, 8794, 9020, 17588, 21985, 43970, 48367, 87940, 96734, 180277, 193468, 241835, 360554, 483670, 721108, 901385, 967340, 1802770, 1983047, 3605540, 3966094, 7932188, 9915235, 19830470, 39660940]

約数ペア:

[(1, 39660940), (2, 19830470), (4, 9915235), (5, 7932188), (10, 3966094), (11, 3605540), (20, 1983047), (22, 1802770), (41, 967340), (44, 901385), (55, 721108), (82, 483670), (110, 360554), (164, 241835), (205, 193468), (220, 180277), (410, 96734), (451, 87940), (820, 48367), (902, 43970), (1804, 21985), (2255, 17588), (4397, 9020), (4510, 8794)]