38981240

素因数分解:

$2^3\times 5^1\times {\mathrm{974531}}^1$

素因数の和:974542

約数の個数: 16

約数和(自身を含む): 87707880

約数和(自身を除く): 48726640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 974531, 1949062, 3898124, 4872655, 7796248, 9745310, 19490620, 38981240]

約数ペア:

[(1, 38981240), (2, 19490620), (4, 9745310), (5, 7796248), (8, 4872655), (10, 3898124), (20, 1949062), (40, 974531)]