56688080

素因数分解:

$2^4\times 5^1\times {\mathrm{708601}}^1$

素因数の和:708614

約数の個数: 20

約数和(自身を含む): 131799972

約数和(自身を除く): 75111892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 708601, 1417202, 2834404, 3543005, 5668808, 7086010, 11337616, 14172020, 28344040, 56688080]

約数ペア:

[(1, 56688080), (2, 28344040), (4, 14172020), (5, 11337616), (8, 7086010), (10, 5668808), (16, 3543005), (20, 2834404), (40, 1417202), (80, 708601)]