220164080

素因数分解:

$2^4\times 5^1\times {\mathrm{2752051}}^1$

素因数の和:2752064

約数の個数: 20

約数和(自身を含む): 511881672

約数和(自身を除く): 291717592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2752051, 5504102, 11008204, 13760255, 22016408, 27520510, 44032816, 55041020, 110082040, 220164080]

約数ペア:

[(1, 220164080), (2, 110082040), (4, 55041020), (5, 44032816), (8, 27520510), (10, 22016408), (16, 13760255), (20, 11008204), (40, 5504102), (80, 2752051)]