4779020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5557}}^1$

素因数の和:5609

約数の個数: 24

約数和(自身を含む): 10271184

約数和(自身を除く): 5492164

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 5557, 11114, 22228, 27785, 55570, 111140, 238951, 477902, 955804, 1194755, 2389510, 4779020]

約数ペア:

[(1, 4779020), (2, 2389510), (4, 1194755), (5, 955804), (10, 477902), (20, 238951), (43, 111140), (86, 55570), (172, 27785), (215, 22228), (430, 11114), (860, 5557)]