20037260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{193}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 43999200

約数和(自身を除く): 23961940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 179, 193, 290, 358, 386, 580, 716, 772, 895, 965, 1790, 1930, 3580, 3860, 5191, 5597, 10382, 11194, 20764, 22388, 25955, 27985, 34547, 51910, 55970, 69094, 103820, 111940, 138188, 172735, 345470, 690940, 1001863, 2003726, 4007452, 5009315, 10018630, 20037260]

約数ペア:

[(1, 20037260), (2, 10018630), (4, 5009315), (5, 4007452), (10, 2003726), (20, 1001863), (29, 690940), (58, 345470), (116, 172735), (145, 138188), (179, 111940), (193, 103820), (290, 69094), (358, 55970), (386, 51910), (580, 34547), (716, 27985), (772, 25955), (895, 22388), (965, 20764), (1790, 11194), (1930, 10382), (3580, 5597), (3860, 5191)]