40855840

素因数分解:

$2^5\times 5^1\times {\mathrm{255349}}^1$

素因数の和:255364

約数の個数: 24

約数和(自身を含む): 96522300

約数和(自身を除く): 55666460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 255349, 510698, 1021396, 1276745, 2042792, 2553490, 4085584, 5106980, 8171168, 10213960, 20427920, 40855840]

約数ペア:

[(1, 40855840), (2, 20427920), (4, 10213960), (5, 8171168), (8, 5106980), (10, 4085584), (16, 2553490), (20, 2042792), (32, 1276745), (40, 1021396), (80, 510698), (160, 255349)]