40434544

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{18181}}^1$

素因数の和:18328

約数の個数: 20

約数和(自身を含む): 78909880

約数和(自身を除く): 38475336

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 18181, 36362, 72724, 145448, 290896, 2527159, 5054318, 10108636, 20217272, 40434544]

約数ペア:

[(1, 40434544), (2, 20217272), (4, 10108636), (8, 5054318), (16, 2527159), (139, 290896), (278, 145448), (556, 72724), (1112, 36362), (2224, 18181)]