38496440

素因数分解:

$2^3\times 5^1\times {\mathrm{857}}^1\times {\mathrm{1123}}^1$

素因数の和:1991

約数の個数: 32

約数和(自身を含む): 86795280

約数和(自身を除く): 48298840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 857, 1123, 1714, 2246, 3428, 4285, 4492, 5615, 6856, 8570, 8984, 11230, 17140, 22460, 34280, 44920, 962411, 1924822, 3849644, 4812055, 7699288, 9624110, 19248220, 38496440]

約数ペア:

[(1, 38496440), (2, 19248220), (4, 9624110), (5, 7699288), (8, 4812055), (10, 3849644), (20, 1924822), (40, 962411), (857, 44920), (1123, 34280), (1714, 22460), (2246, 17140), (3428, 11230), (4285, 8984), (4492, 8570), (5615, 6856)]