10420405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2851}}^1$

素因数の和:2916

約数の個数: 16

約数和(自身を含む): 13552704

約数和(自身を除く): 3132299

約数列:

[1, 5, 17, 43, 85, 215, 731, 2851, 3655, 14255, 48467, 122593, 242335, 612965, 2084081, 10420405]

約数ペア:

[(1, 10420405), (5, 2084081), (17, 612965), (43, 242335), (85, 122593), (215, 48467), (731, 14255), (2851, 3655)]