20775330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{643}}^1$

素因数の和:1015

約数の個数: 48

約数和(自身を含む): 54250560

約数和(自身を除く): 33475230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 359, 643, 718, 1077, 1286, 1795, 1929, 2154, 3215, 3231, 3590, 3858, 5385, 5787, 6430, 6462, 9645, 10770, 11574, 16155, 19290, 28935, 32310, 57870, 230837, 461674, 692511, 1154185, 1385022, 2077533, 2308370, 3462555, 4155066, 6925110, 10387665, 20775330]

約数ペア:

[(1, 20775330), (2, 10387665), (3, 6925110), (5, 4155066), (6, 3462555), (9, 2308370), (10, 2077533), (15, 1385022), (18, 1154185), (30, 692511), (45, 461674), (90, 230837), (359, 57870), (643, 32310), (718, 28935), (1077, 19290), (1286, 16155), (1795, 11574), (1929, 10770), (2154, 9645), (3215, 6462), (3231, 6430), (3590, 5787), (3858, 5385)]