20976660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{116537}}^1$

素因数の和:116552

約数の個数: 36

約数和(自身を含む): 63629748

約数和(自身を除く): 42653088

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 116537, 233074, 349611, 466148, 582685, 699222, 1048833, 1165370, 1398444, 1748055, 2097666, 2330740, 3496110, 4195332, 5244165, 6992220, 10488330, 20976660]

約数ペア:

[(1, 20976660), (2, 10488330), (3, 6992220), (4, 5244165), (5, 4195332), (6, 3496110), (9, 2330740), (10, 2097666), (12, 1748055), (15, 1398444), (18, 1165370), (20, 1048833), (30, 699222), (36, 582685), (45, 466148), (60, 349611), (90, 233074), (180, 116537)]