13228580

素因数分解:

$2^2\times 5^1\times {\mathrm{677}}^1\times {\mathrm{977}}^1$

素因数の和:1663

約数の個数: 24

約数和(自身を含む): 27849528

約数和(自身を除く): 14620948

約数列:

[1, 2, 4, 5, 10, 20, 677, 977, 1354, 1954, 2708, 3385, 3908, 4885, 6770, 9770, 13540, 19540, 661429, 1322858, 2645716, 3307145, 6614290, 13228580]

約数ペア:

[(1, 13228580), (2, 6614290), (4, 3307145), (5, 2645716), (10, 1322858), (20, 661429), (677, 19540), (977, 13540), (1354, 9770), (1954, 6770), (2708, 4885), (3385, 3908)]