13902020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2179}}^1$

素因数の和:2228

約数の個数: 48

約数和(自身を含む): 32961600

約数和(自身を除く): 19059580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 2179, 3190, 4358, 6380, 8716, 10895, 21790, 23969, 43580, 47938, 63191, 95876, 119845, 126382, 239690, 252764, 315955, 479380, 631910, 695101, 1263820, 1390202, 2780404, 3475505, 6951010, 13902020]

約数ペア:

[(1, 13902020), (2, 6951010), (4, 3475505), (5, 2780404), (10, 1390202), (11, 1263820), (20, 695101), (22, 631910), (29, 479380), (44, 315955), (55, 252764), (58, 239690), (110, 126382), (116, 119845), (145, 95876), (220, 63191), (290, 47938), (319, 43580), (580, 23969), (638, 21790), (1276, 10895), (1595, 8716), (2179, 6380), (3190, 4358)]