40906160

素因数分解:

$2^4\times 5^1\times {\mathrm{511327}}^1$

素因数の和:511340

約数の個数: 20

約数和(自身を含む): 95107008

約数和(自身を除く): 54200848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 511327, 1022654, 2045308, 2556635, 4090616, 5113270, 8181232, 10226540, 20453080, 40906160]

約数ペア:

[(1, 40906160), (2, 20453080), (4, 10226540), (5, 8181232), (8, 5113270), (10, 4090616), (16, 2556635), (20, 2045308), (40, 1022654), (80, 511327)]