40640216

素因数分解:

$2^3\times {\mathrm{191}}^1\times {\mathrm{26597}}^1$

素因数の和:26794

約数の個数: 16

約数和(自身を含む): 76602240

約数和(自身を除く): 35962024

約数列:

[1, 2, 4, 8, 191, 382, 764, 1528, 26597, 53194, 106388, 212776, 5080027, 10160054, 20320108, 40640216]

約数ペア:

[(1, 40640216), (2, 20320108), (4, 10160054), (8, 5080027), (191, 212776), (382, 106388), (764, 53194), (1528, 26597)]