72203740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{515741}}^1$

素因数の和:515757

約数の個数: 24

約数和(自身を含む): 173289312

約数和(自身を除く): 101085572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 515741, 1031482, 2062964, 2578705, 3610187, 5157410, 7220374, 10314820, 14440748, 18050935, 36101870, 72203740]

約数ペア:

[(1, 72203740), (2, 36101870), (4, 18050935), (5, 14440748), (7, 10314820), (10, 7220374), (14, 5157410), (20, 3610187), (28, 2578705), (35, 2062964), (70, 1031482), (140, 515741)]