17288740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{123491}}^1$

素因数の和:123507

約数の個数: 24

約数和(自身を含む): 41493312

約数和(自身を除く): 24204572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 123491, 246982, 493964, 617455, 864437, 1234910, 1728874, 2469820, 3457748, 4322185, 8644370, 17288740]

約数ペア:

[(1, 17288740), (2, 8644370), (4, 4322185), (5, 3457748), (7, 2469820), (10, 1728874), (14, 1234910), (20, 864437), (28, 617455), (35, 493964), (70, 246982), (140, 123491)]