13920260

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9803}}^1$

素因数の和:9883

約数の個数: 24

約数和(自身を含む): 29647296

約数和(自身を除く): 15727036

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 9803, 19606, 39212, 49015, 98030, 196060, 696013, 1392026, 2784052, 3480065, 6960130, 13920260]

約数ペア:

[(1, 13920260), (2, 6960130), (4, 3480065), (5, 2784052), (10, 1392026), (20, 696013), (71, 196060), (142, 98030), (284, 49015), (355, 39212), (710, 19606), (1420, 9803)]