20190478040

素因数分解:

$2^3\times 5^1\times {\mathrm{1783}}^1\times {\mathrm{283097}}^1$

素因数の和:284891

約数の個数: 32

約数和(自身を含む): 45454214880

約数和(自身を除く): 25263736840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1783, 3566, 7132, 8915, 14264, 17830, 35660, 71320, 283097, 566194, 1132388, 1415485, 2264776, 2830970, 5661940, 11323880, 504761951, 1009523902, 2019047804, 2523809755, 4038095608, 5047619510, 10095239020, 20190478040]

約数ペア:

[(1, 20190478040), (2, 10095239020), (4, 5047619510), (5, 4038095608), (8, 2523809755), (10, 2019047804), (20, 1009523902), (40, 504761951), (1783, 11323880), (3566, 5661940), (7132, 2830970), (8915, 2264776), (14264, 1415485), (17830, 1132388), (35660, 566194), (71320, 283097)]