9809780

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{859}}^1$

素因数の和:1439

約数の個数: 24

約数和(自身を含む): 20660640

約数和(自身を除く): 10850860

約数列:

[1, 2, 4, 5, 10, 20, 571, 859, 1142, 1718, 2284, 2855, 3436, 4295, 5710, 8590, 11420, 17180, 490489, 980978, 1961956, 2452445, 4904890, 9809780]

約数ペア:

[(1, 9809780), (2, 4904890), (4, 2452445), (5, 1961956), (10, 980978), (20, 490489), (571, 17180), (859, 11420), (1142, 8590), (1718, 5710), (2284, 4295), (2855, 3436)]