40280368

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{61403}}^1$

素因数の和:61452

約数の個数: 20

約数和(自身を含む): 79948008

約数和(自身を除く): 39667640

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 61403, 122806, 245612, 491224, 982448, 2517523, 5035046, 10070092, 20140184, 40280368]

約数ペア:

[(1, 40280368), (2, 20140184), (4, 10070092), (8, 5035046), (16, 2517523), (41, 982448), (82, 491224), (164, 245612), (328, 122806), (656, 61403)]