2016129040

素因数分解:

$2^4\times 5^1\times {\mathrm{25201613}}^1$

素因数の和:25201626

約数の個数: 20

約数和(自身を含む): 4687500204

約数和(自身を除く): 2671371164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25201613, 50403226, 100806452, 126008065, 201612904, 252016130, 403225808, 504032260, 1008064520, 2016129040]

約数ペア:

[(1, 2016129040), (2, 1008064520), (4, 504032260), (5, 403225808), (8, 252016130), (10, 201612904), (16, 126008065), (20, 100806452), (40, 50403226), (80, 25201613)]