40408858

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2081}}^1$

素因数の和:2182

約数の個数: 32

約数和(自身を含む): 73952640

約数和(自身を除く): 33543782

約数列:

[1, 2, 7, 14, 19, 38, 73, 133, 146, 266, 511, 1022, 1387, 2081, 2774, 4162, 9709, 14567, 19418, 29134, 39539, 79078, 151913, 276773, 303826, 553546, 1063391, 2126782, 2886347, 5772694, 20204429, 40408858]

約数ペア:

[(1, 40408858), (2, 20204429), (7, 5772694), (14, 2886347), (19, 2126782), (38, 1063391), (73, 553546), (133, 303826), (146, 276773), (266, 151913), (511, 79078), (1022, 39539), (1387, 29134), (2081, 19418), (2774, 14567), (4162, 9709)]