2020406945

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{3607}}^1\times {\mathrm{3863}}^1$

素因数の和:7504

約数の個数: 16

約数和(自身を含む): 2509436160

約数和(自身を除く): 489029215

約数列:

[1, 5, 29, 145, 3607, 3863, 18035, 19315, 104603, 112027, 523015, 560135, 13933841, 69669205, 404081389, 2020406945]

約数ペア:

[(1, 2020406945), (5, 404081389), (29, 69669205), (145, 13933841), (3607, 560135), (3863, 523015), (18035, 112027), (19315, 104603)]