2308660

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1297}}^1$

素因数の和:1395

約数の個数: 24

約数和(自身を含む): 4906440

約数和(自身を除く): 2597780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1297, 1780, 2594, 5188, 6485, 12970, 25940, 115433, 230866, 461732, 577165, 1154330, 2308660]

約数ペア:

[(1, 2308660), (2, 1154330), (4, 577165), (5, 461732), (10, 230866), (20, 115433), (89, 25940), (178, 12970), (356, 6485), (445, 5188), (890, 2594), (1297, 1780)]