22620740

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1759}}^1$

素因数の和:2411

約数の個数: 24

約数和(自身を含む): 47604480

約数和(自身を除く): 24983740

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 1759, 2572, 3215, 3518, 6430, 7036, 8795, 12860, 17590, 35180, 1131037, 2262074, 4524148, 5655185, 11310370, 22620740]

約数ペア:

[(1, 22620740), (2, 11310370), (4, 5655185), (5, 4524148), (10, 2262074), (20, 1131037), (643, 35180), (1286, 17590), (1759, 12860), (2572, 8795), (3215, 7036), (3518, 6430)]