39480520

素因数分解:

$2^3\times 5^1\times {\mathrm{987013}}^1$

素因数の和:987024

約数の個数: 16

約数和(自身を含む): 88831260

約数和(自身を除く): 49350740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 987013, 1974026, 3948052, 4935065, 7896104, 9870130, 19740260, 39480520]

約数ペア:

[(1, 39480520), (2, 19740260), (4, 9870130), (5, 7896104), (8, 4935065), (10, 3948052), (20, 1974026), (40, 987013)]