173804080

素因数分解:

$2^4\times 5^1\times {\mathrm{2172551}}^1$

素因数の和:2172564

約数の個数: 20

約数和(自身を含む): 404094672

約数和(自身を除く): 230290592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2172551, 4345102, 8690204, 10862755, 17380408, 21725510, 34760816, 43451020, 86902040, 173804080]

約数ペア:

[(1, 173804080), (2, 86902040), (4, 43451020), (5, 34760816), (8, 21725510), (10, 17380408), (16, 10862755), (20, 8690204), (40, 4345102), (80, 2172551)]