1890040

素因数分解:

$2^3\times 5^1\times {\mathrm{47251}}^1$

素因数の和:47262

約数の個数: 16

約数和(自身を含む): 4252680

約数和(自身を除く): 2362640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47251, 94502, 189004, 236255, 378008, 472510, 945020, 1890040]

約数ペア:

[(1, 1890040), (2, 945020), (4, 472510), (5, 378008), (8, 236255), (10, 189004), (20, 94502), (40, 47251)]