2107540

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{631}}^1$

素因数の和:807

約数の個数: 24

約数和(自身を含む): 4459392

約数和(自身を除く): 2351852

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 631, 668, 835, 1262, 1670, 2524, 3155, 3340, 6310, 12620, 105377, 210754, 421508, 526885, 1053770, 2107540]

約数ペア:

[(1, 2107540), (2, 1053770), (4, 526885), (5, 421508), (10, 210754), (20, 105377), (167, 12620), (334, 6310), (631, 3340), (668, 3155), (835, 2524), (1262, 1670)]