871860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1321}}^1$

素因数の和:1344

約数の個数: 48

約数和(自身を含む): 2665152

約数和(自身を除く): 1793292

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, 1321, 2642, 3963, 5284, 6605, 7926, 13210, 14531, 15852, 19815, 26420, 29062, 39630, 43593, 58124, 72655, 79260, 87186, 145310, 174372, 217965, 290620, 435930, 871860]

約数ペア:

[(1, 871860), (2, 435930), (3, 290620), (4, 217965), (5, 174372), (6, 145310), (10, 87186), (11, 79260), (12, 72655), (15, 58124), (20, 43593), (22, 39630), (30, 29062), (33, 26420), (44, 19815), (55, 15852), (60, 14531), (66, 13210), (110, 7926), (132, 6605), (165, 5284), (220, 3963), (330, 2642), (660, 1321)]