39480260

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{27803}}^1$

素因数の和:27883

約数の個数: 24

約数和(自身を含む): 84079296

約数和(自身を除く): 44599036

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 27803, 55606, 111212, 139015, 278030, 556060, 1974013, 3948026, 7896052, 9870065, 19740130, 39480260]

約数ペア:

[(1, 39480260), (2, 19740130), (4, 9870065), (5, 7896052), (10, 3948026), (20, 1974013), (71, 556060), (142, 278030), (284, 139015), (355, 111212), (710, 55606), (1420, 27803)]