2112279451120

素因数分解:

$2^4\times 5^1\times {\mathrm{26403493139}}^1$

素因数の和:26403493152

約数の個数: 20

約数和(自身を含む): 4911049724040

約数和(自身を除く): 2798770272920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 26403493139, 52806986278, 105613972556, 132017465695, 211227945112, 264034931390, 422455890224, 528069862780, 1056139725560, 2112279451120]

約数ペア:

[(1, 2112279451120), (2, 1056139725560), (4, 528069862780), (5, 422455890224), (8, 264034931390), (10, 211227945112), (16, 132017465695), (20, 105613972556), (40, 52806986278), (80, 26403493139)]