1438140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2179}}^1$

素因数の和:2202

約数の個数: 48

約数和(自身を含む): 4394880

約数和(自身を除く): 2956740

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 2179, 4358, 6537, 8716, 10895, 13074, 21790, 23969, 26148, 32685, 43580, 47938, 65370, 71907, 95876, 119845, 130740, 143814, 239690, 287628, 359535, 479380, 719070, 1438140]

約数ペア:

[(1, 1438140), (2, 719070), (3, 479380), (4, 359535), (5, 287628), (6, 239690), (10, 143814), (11, 130740), (12, 119845), (15, 95876), (20, 71907), (22, 65370), (30, 47938), (33, 43580), (44, 32685), (55, 26148), (60, 23969), (66, 21790), (110, 13074), (132, 10895), (165, 8716), (220, 6537), (330, 4358), (660, 2179)]