2040285715

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{729977}}^1$

素因数の和:730038

約数の個数: 16

約数和(自身を含む): 2697998688

約数和(自身を除く): 657712973

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 729977, 3649885, 9489701, 31389011, 47448505, 156945055, 408057143, 2040285715]

約数ペア:

[(1, 2040285715), (5, 408057143), (13, 156945055), (43, 47448505), (65, 31389011), (215, 9489701), (559, 3649885), (2795, 729977)]