200408740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1431491}}^1$

素因数の和:1431507

約数の個数: 24

約数和(自身を含む): 480981312

約数和(自身を除く): 280572572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1431491, 2862982, 5725964, 7157455, 10020437, 14314910, 20040874, 28629820, 40081748, 50102185, 100204370, 200408740]

約数ペア:

[(1, 200408740), (2, 100204370), (4, 50102185), (5, 40081748), (7, 28629820), (10, 20040874), (14, 14314910), (20, 10020437), (28, 7157455), (35, 5725964), (70, 2862982), (140, 1431491)]