40820834

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1\times {\mathrm{1069}}^1$

素因数の和:1445

約数の個数: 16

約数和(自身を含む): 62492280

約数和(自身を除く): 21671446

約数列:

[1, 2, 61, 122, 313, 626, 1069, 2138, 19093, 38186, 65209, 130418, 334597, 669194, 20410417, 40820834]

約数ペア:

[(1, 40820834), (2, 20410417), (61, 669194), (122, 334597), (313, 130418), (626, 65209), (1069, 38186), (2138, 19093)]