11998590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{399953}}^1$

素因数の和:399963

約数の個数: 16

約数和(自身を含む): 28796688

約数和(自身を除く): 16798098

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 399953, 799906, 1199859, 1999765, 2399718, 3999530, 5999295, 11998590]

約数ペア:

[(1, 11998590), (2, 5999295), (3, 3999530), (5, 2399718), (6, 1999765), (10, 1199859), (15, 799906), (30, 399953)]