20090660

素因数分解:

$2^2\times 5^1\times {\mathrm{701}}^1\times {\mathrm{1433}}^1$

素因数の和:2143

約数の個数: 24

約数和(自身を含む): 42280056

約数和(自身を除く): 22189396

約数列:

[1, 2, 4, 5, 10, 20, 701, 1402, 1433, 2804, 2866, 3505, 5732, 7010, 7165, 14020, 14330, 28660, 1004533, 2009066, 4018132, 5022665, 10045330, 20090660]

約数ペア:

[(1, 20090660), (2, 10045330), (4, 5022665), (5, 4018132), (10, 2009066), (20, 1004533), (701, 28660), (1402, 14330), (1433, 14020), (2804, 7165), (2866, 7010), (3505, 5732)]