210857540

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{63131}}^1$

素因数の和:63307

約数の個数: 24

約数和(自身を含む): 445459392

約数和(自身を除く): 234601852

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 63131, 126262, 252524, 315655, 631310, 1262620, 10542877, 21085754, 42171508, 52714385, 105428770, 210857540]

約数ペア:

[(1, 210857540), (2, 105428770), (4, 52714385), (5, 42171508), (10, 21085754), (20, 10542877), (167, 1262620), (334, 631310), (668, 315655), (835, 252524), (1670, 126262), (3340, 63131)]