16244780

素因数分解:

$2^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1559}}^1$

素因数の和:2089

約数の個数: 24

約数和(自身を含む): 34201440

約数和(自身を除く): 17956660

約数列:

[1, 2, 4, 5, 10, 20, 521, 1042, 1559, 2084, 2605, 3118, 5210, 6236, 7795, 10420, 15590, 31180, 812239, 1624478, 3248956, 4061195, 8122390, 16244780]

約数ペア:

[(1, 16244780), (2, 8122390), (4, 4061195), (5, 3248956), (10, 1624478), (20, 812239), (521, 31180), (1042, 15590), (1559, 10420), (2084, 7795), (2605, 6236), (3118, 5210)]