199163020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1422593}}^1$

素因数の和:1422609

約数の個数: 24

約数和(自身を含む): 477991584

約数和(自身を除く): 278828564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1422593, 2845186, 5690372, 7112965, 9958151, 14225930, 19916302, 28451860, 39832604, 49790755, 99581510, 199163020]

約数ペア:

[(1, 199163020), (2, 99581510), (4, 49790755), (5, 39832604), (7, 28451860), (10, 19916302), (14, 14225930), (20, 9958151), (28, 7112965), (35, 5690372), (70, 2845186), (140, 1422593)]