85643140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389287}}^1$

素因数の和:389307

約数の個数: 24

約数和(自身を含む): 196201152

約数和(自身を除く): 110558012

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 389287, 778574, 1557148, 1946435, 3892870, 4282157, 7785740, 8564314, 17128628, 21410785, 42821570, 85643140]

約数ペア:

[(1, 85643140), (2, 42821570), (4, 21410785), (5, 17128628), (10, 8564314), (11, 7785740), (20, 4282157), (22, 3892870), (44, 1946435), (55, 1557148), (110, 778574), (220, 389287)]