40274138

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1\times {\mathrm{523}}^1$

素因数の和:941

約数の個数: 16

約数和(自身を含む): 61182240

約数和(自身を除く): 20908102

約数列:

[1, 2, 139, 277, 278, 523, 554, 1046, 38503, 72697, 77006, 144871, 145394, 289742, 20137069, 40274138]

約数ペア:

[(1, 40274138), (2, 20137069), (139, 289742), (277, 145394), (278, 144871), (523, 77006), (554, 72697), (1046, 38503)]