9962660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 21999600

約数和(自身を除く): 12036940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 89, 116, 145, 178, 193, 290, 356, 386, 445, 580, 772, 890, 965, 1780, 1930, 2581, 3860, 5162, 5597, 10324, 11194, 12905, 17177, 22388, 25810, 27985, 34354, 51620, 55970, 68708, 85885, 111940, 171770, 343540, 498133, 996266, 1992532, 2490665, 4981330, 9962660]

約数ペア:

[(1, 9962660), (2, 4981330), (4, 2490665), (5, 1992532), (10, 996266), (20, 498133), (29, 343540), (58, 171770), (89, 111940), (116, 85885), (145, 68708), (178, 55970), (193, 51620), (290, 34354), (356, 27985), (386, 25810), (445, 22388), (580, 17177), (772, 12905), (890, 11194), (965, 10324), (1780, 5597), (1930, 5162), (2581, 3860)]