2016206540560

素因数分解:

$2^4\times 5^1\times {\mathrm{25202581757}}^1$

素因数の和:25202581770

約数の個数: 20

約数和(自身を含む): 4687680206988

約数和(自身を除く): 2671473666428

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25202581757, 50405163514, 100810327028, 126012908785, 201620654056, 252025817570, 403241308112, 504051635140, 1008103270280, 2016206540560]

約数ペア:

[(1, 2016206540560), (2, 1008103270280), (4, 504051635140), (5, 403241308112), (8, 252025817570), (10, 201620654056), (16, 126012908785), (20, 100810327028), (40, 50405163514), (80, 25202581757)]