22274960

素因数分解:

$2^4\times 5^1\times {\mathrm{278437}}^1$

素因数の和:278450

約数の個数: 20

約数和(自身を含む): 51789468

約数和(自身を除く): 29514508

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 278437, 556874, 1113748, 1392185, 2227496, 2784370, 4454992, 5568740, 11137480, 22274960]

約数ペア:

[(1, 22274960), (2, 11137480), (4, 5568740), (5, 4454992), (8, 2784370), (10, 2227496), (16, 1392185), (20, 1113748), (40, 556874), (80, 278437)]