4022660

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1447}}^1$

素因数の和:1595

約数の個数: 24

約数和(自身を含む): 8514240

約数和(自身を除く): 4491580

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 1447, 2780, 2894, 5788, 7235, 14470, 28940, 201133, 402266, 804532, 1005665, 2011330, 4022660]

約数ペア:

[(1, 4022660), (2, 2011330), (4, 1005665), (5, 804532), (10, 402266), (20, 201133), (139, 28940), (278, 14470), (556, 7235), (695, 5788), (1390, 2894), (1447, 2780)]