201426820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1438763}}^1$

素因数の和:1438779

約数の個数: 24

約数和(自身を含む): 483424704

約数和(自身を除く): 281997884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1438763, 2877526, 5755052, 7193815, 10071341, 14387630, 20142682, 28775260, 40285364, 50356705, 100713410, 201426820]

約数ペア:

[(1, 201426820), (2, 100713410), (4, 50356705), (5, 40285364), (7, 28775260), (10, 20142682), (14, 14387630), (20, 10071341), (28, 7193815), (35, 5755052), (70, 2877526), (140, 1438763)]