445208080

素因数分解:

$2^4\times 5^1\times {\mathrm{5565101}}^1$

素因数の和:5565114

約数の個数: 20

約数和(自身を含む): 1035108972

約数和(自身を除く): 589900892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5565101, 11130202, 22260404, 27825505, 44520808, 55651010, 89041616, 111302020, 222604040, 445208080]

約数ペア:

[(1, 445208080), (2, 222604040), (4, 111302020), (5, 89041616), (8, 55651010), (10, 44520808), (16, 27825505), (20, 22260404), (40, 11130202), (80, 5565101)]