40042508

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{6947}}^1$

素因数の和:7093

約数の個数: 24

約数和(自身を含む): 77039424

約数和(自身を除く): 36996916

約数列:

[1, 2, 4, 11, 22, 44, 131, 262, 524, 1441, 2882, 5764, 6947, 13894, 27788, 76417, 152834, 305668, 910057, 1820114, 3640228, 10010627, 20021254, 40042508]

約数ペア:

[(1, 40042508), (2, 20021254), (4, 10010627), (11, 3640228), (22, 1820114), (44, 910057), (131, 305668), (262, 152834), (524, 76417), (1441, 27788), (2882, 13894), (5764, 6947)]