858746020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{37897}}^1$

素因数の和:38020

約数の個数: 48

約数和(自身を含む): 1986461568

約数和(自身を除く): 1127715548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 103, 110, 206, 220, 412, 515, 1030, 1133, 2060, 2266, 4532, 5665, 11330, 22660, 37897, 75794, 151588, 189485, 378970, 416867, 757940, 833734, 1667468, 2084335, 3903391, 4168670, 7806782, 8337340, 15613564, 19516955, 39033910, 42937301, 78067820, 85874602, 171749204, 214686505, 429373010, 858746020]

約数ペア:

[(1, 858746020), (2, 429373010), (4, 214686505), (5, 171749204), (10, 85874602), (11, 78067820), (20, 42937301), (22, 39033910), (44, 19516955), (55, 15613564), (103, 8337340), (110, 7806782), (206, 4168670), (220, 3903391), (412, 2084335), (515, 1667468), (1030, 833734), (1133, 757940), (2060, 416867), (2266, 378970), (4532, 189485), (5665, 151588), (11330, 75794), (22660, 37897)]