79443880

素因数分解:

$2^3\times 5^1\times {\mathrm{1986097}}^1$

素因数の和:1986108

約数の個数: 16

約数和(自身を含む): 178748820

約数和(自身を除く): 99304940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1986097, 3972194, 7944388, 9930485, 15888776, 19860970, 39721940, 79443880]

約数ペア:

[(1, 79443880), (2, 39721940), (4, 19860970), (5, 15888776), (8, 9930485), (10, 7944388), (20, 3972194), (40, 1986097)]