89198380

素因数分解:

$2^2\times 5^1\times {\mathrm{2087}}^1\times {\mathrm{2137}}^1$

素因数の和:4233

約数の個数: 24

約数和(自身を含む): 187494048

約数和(自身を除く): 98295668

約数列:

[1, 2, 4, 5, 10, 20, 2087, 2137, 4174, 4274, 8348, 8548, 10435, 10685, 20870, 21370, 41740, 42740, 4459919, 8919838, 17839676, 22299595, 44599190, 89198380]

約数ペア:

[(1, 89198380), (2, 44599190), (4, 22299595), (5, 17839676), (10, 8919838), (20, 4459919), (2087, 42740), (2137, 41740), (4174, 21370), (4274, 20870), (8348, 10685), (8548, 10435)]