40254172

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{9157}}^1$

素因数の和:9325

約数の個数: 24

約数和(自身を含む): 81029984

約数和(自身を除く): 40775812

約数列:

[1, 2, 4, 7, 14, 28, 157, 314, 628, 1099, 2198, 4396, 9157, 18314, 36628, 64099, 128198, 256396, 1437649, 2875298, 5750596, 10063543, 20127086, 40254172]

約数ペア:

[(1, 40254172), (2, 20127086), (4, 10063543), (7, 5750596), (14, 2875298), (28, 1437649), (157, 256396), (314, 128198), (628, 64099), (1099, 36628), (2198, 18314), (4396, 9157)]