39749860

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{4349}}^1$

素因数の和:4815

約数の個数: 24

約数和(自身を含む): 83676600

約数和(自身を除く): 43926740

約数列:

[1, 2, 4, 5, 10, 20, 457, 914, 1828, 2285, 4349, 4570, 8698, 9140, 17396, 21745, 43490, 86980, 1987493, 3974986, 7949972, 9937465, 19874930, 39749860]

約数ペア:

[(1, 39749860), (2, 19874930), (4, 9937465), (5, 7949972), (10, 3974986), (20, 1987493), (457, 86980), (914, 43490), (1828, 21745), (2285, 17396), (4349, 9140), (4570, 8698)]