2040291305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{729979}}^1$

素因数の和:730040

約数の個数: 16

約数和(自身を含む): 2698006080

約数和(自身を除く): 657714775

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 729979, 3649895, 9489727, 31389097, 47448635, 156945485, 408058261, 2040291305]

約数ペア:

[(1, 2040291305), (5, 408058261), (13, 156945485), (43, 47448635), (65, 31389097), (215, 9489727), (559, 3649895), (2795, 729979)]