38947640

素因数分解:

$2^3\times 5^1\times {\mathrm{973691}}^1$

素因数の和:973702

約数の個数: 16

約数和(自身を含む): 87632280

約数和(自身を除く): 48684640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 973691, 1947382, 3894764, 4868455, 7789528, 9736910, 19473820, 38947640]

約数ペア:

[(1, 38947640), (2, 19473820), (4, 9736910), (5, 7789528), (8, 4868455), (10, 3894764), (20, 1947382), (40, 973691)]