9728740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{69491}}^1$

素因数の和:69507

約数の個数: 24

約数和(自身を含む): 23349312

約数和(自身を除く): 13620572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 69491, 138982, 277964, 347455, 486437, 694910, 972874, 1389820, 1945748, 2432185, 4864370, 9728740]

約数ペア:

[(1, 9728740), (2, 4864370), (4, 2432185), (5, 1945748), (7, 1389820), (10, 972874), (14, 694910), (20, 486437), (28, 347455), (35, 277964), (70, 138982), (140, 69491)]