8772540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{20887}}^1$

素因数の和:20906

約数の個数: 48

約数和(自身を含む): 28073472

約数和(自身を除く): 19300932

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 20887, 41774, 62661, 83548, 104435, 125322, 146209, 208870, 250644, 292418, 313305, 417740, 438627, 584836, 626610, 731045, 877254, 1253220, 1462090, 1754508, 2193135, 2924180, 4386270, 8772540]

約数ペア:

[(1, 8772540), (2, 4386270), (3, 2924180), (4, 2193135), (5, 1754508), (6, 1462090), (7, 1253220), (10, 877254), (12, 731045), (14, 626610), (15, 584836), (20, 438627), (21, 417740), (28, 313305), (30, 292418), (35, 250644), (42, 208870), (60, 146209), (70, 125322), (84, 104435), (105, 83548), (140, 62661), (210, 41774), (420, 20887)]