39760880

素因数分解:

$2^4\times 5^1\times {\mathrm{497011}}^1$

素因数の和:497024

約数の個数: 20

約数和(自身を含む): 92444232

約数和(自身を除く): 52683352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 497011, 994022, 1988044, 2485055, 3976088, 4970110, 7952176, 9940220, 19880440, 39760880]

約数ペア:

[(1, 39760880), (2, 19880440), (4, 9940220), (5, 7952176), (8, 4970110), (10, 3976088), (16, 2485055), (20, 1988044), (40, 994022), (80, 497011)]