20436660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113537}}^1$

素因数の和:113552

約数の個数: 36

約数和(自身を含む): 61991748

約数和(自身を除く): 41555088

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 113537, 227074, 340611, 454148, 567685, 681222, 1021833, 1135370, 1362444, 1703055, 2043666, 2270740, 3406110, 4087332, 5109165, 6812220, 10218330, 20436660]

約数ペア:

[(1, 20436660), (2, 10218330), (3, 6812220), (4, 5109165), (5, 4087332), (6, 3406110), (9, 2270740), (10, 2043666), (12, 1703055), (15, 1362444), (18, 1135370), (20, 1021833), (30, 681222), (36, 567685), (45, 454148), (60, 340611), (90, 227074), (180, 113537)]