1800816490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1559}}^1\times {\mathrm{10501}}^1$

素因数の和:12078

約数の個数: 32

約数和(自身を含む): 3538753920

約数和(自身を除く): 1737937430

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1559, 3118, 7795, 10501, 15590, 17149, 21002, 34298, 52505, 85745, 105010, 115511, 171490, 231022, 577555, 1155110, 16371059, 32742118, 81855295, 163710590, 180081649, 360163298, 900408245, 1800816490]

約数ペア:

[(1, 1800816490), (2, 900408245), (5, 360163298), (10, 180081649), (11, 163710590), (22, 81855295), (55, 32742118), (110, 16371059), (1559, 1155110), (3118, 577555), (7795, 231022), (10501, 171490), (15590, 115511), (17149, 105010), (21002, 85745), (34298, 52505)]