201458740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1438991}}^1$

素因数の和:1439007

約数の個数: 24

約数和(自身を含む): 483501312

約数和(自身を除く): 282042572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1438991, 2877982, 5755964, 7194955, 10072937, 14389910, 20145874, 28779820, 40291748, 50364685, 100729370, 201458740]

約数ペア:

[(1, 201458740), (2, 100729370), (4, 50364685), (5, 40291748), (7, 28779820), (10, 20145874), (14, 14389910), (20, 10072937), (28, 7194955), (35, 5755964), (70, 2877982), (140, 1438991)]