86982940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{395377}}^1$

素因数の和:395397

約数の個数: 24

約数和(自身を含む): 199270512

約数和(自身を除く): 112287572

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 395377, 790754, 1581508, 1976885, 3953770, 4349147, 7907540, 8698294, 17396588, 21745735, 43491470, 86982940]

約数ペア:

[(1, 86982940), (2, 43491470), (4, 21745735), (5, 17396588), (10, 8698294), (11, 7907540), (20, 4349147), (22, 3953770), (44, 1976885), (55, 1581508), (110, 790754), (220, 395377)]