26408716760

素因数分解:

$2^3\times 5^1\times {\mathrm{660217919}}^1$

素因数の和:660217930

約数の個数: 16

約数和(自身を含む): 59419612800

約数和(自身を除く): 33010896040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 660217919, 1320435838, 2640871676, 3301089595, 5281743352, 6602179190, 13204358380, 26408716760]

約数ペア:

[(1, 26408716760), (2, 13204358380), (4, 6602179190), (5, 5281743352), (8, 3301089595), (10, 2640871676), (20, 1320435838), (40, 660217919)]