8990740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40867}}^1$

素因数の和:40887

約数の個数: 24

約数和(自身を含む): 20597472

約数和(自身を除く): 11606732

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 40867, 81734, 163468, 204335, 408670, 449537, 817340, 899074, 1798148, 2247685, 4495370, 8990740]

約数ペア:

[(1, 8990740), (2, 4495370), (4, 2247685), (5, 1798148), (10, 899074), (11, 817340), (20, 449537), (22, 408670), (44, 204335), (55, 163468), (110, 81734), (220, 40867)]