51382020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{20887}}^1$

素因数の和:20940

約数の個数: 48

約数和(自身を含む): 147385728

約数和(自身を除く): 96003708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 20887, 41774, 62661, 83548, 104435, 125322, 208870, 250644, 313305, 417740, 626610, 856367, 1253220, 1712734, 2569101, 3425468, 4281835, 5138202, 8563670, 10276404, 12845505, 17127340, 25691010, 51382020]

約数ペア:

[(1, 51382020), (2, 25691010), (3, 17127340), (4, 12845505), (5, 10276404), (6, 8563670), (10, 5138202), (12, 4281835), (15, 3425468), (20, 2569101), (30, 1712734), (41, 1253220), (60, 856367), (82, 626610), (123, 417740), (164, 313305), (205, 250644), (246, 208870), (410, 125322), (492, 104435), (615, 83548), (820, 62661), (1230, 41774), (2460, 20887)]