40785844

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{21557}}^1$

素因数の和:21615

約数の個数: 24

約数和(自身を含む): 79678368

約数和(自身を除く): 38892524

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 21557, 43114, 86228, 237127, 474254, 926951, 948508, 1853902, 3707804, 10196461, 20392922, 40785844]

約数ペア:

[(1, 40785844), (2, 20392922), (4, 10196461), (11, 3707804), (22, 1853902), (43, 948508), (44, 926951), (86, 474254), (172, 237127), (473, 86228), (946, 43114), (1892, 21557)]