40825520

素因数分解:

$2^4\times 5^1\times {\mathrm{510319}}^1$

素因数の和:510332

約数の個数: 20

約数和(自身を含む): 94919520

約数和(自身を除く): 54094000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 510319, 1020638, 2041276, 2551595, 4082552, 5103190, 8165104, 10206380, 20412760, 40825520]

約数ペア:

[(1, 40825520), (2, 20412760), (4, 10206380), (5, 8165104), (8, 5103190), (10, 4082552), (16, 2551595), (20, 2041276), (40, 1020638), (80, 510319)]