38808080

素因数分解:

$2^4\times 5^1\times {\mathrm{485101}}^1$

素因数の和:485114

約数の個数: 20

約数和(自身を含む): 90228972

約数和(自身を除く): 51420892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 485101, 970202, 1940404, 2425505, 3880808, 4851010, 7761616, 9702020, 19404040, 38808080]

約数ペア:

[(1, 38808080), (2, 19404040), (4, 9702020), (5, 7761616), (8, 4851010), (10, 3880808), (16, 2425505), (20, 1940404), (40, 970202), (80, 485101)]