71428020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1190467}}^1$

素因数の和:1190479

約数の個数: 24

約数和(自身を含む): 199998624

約数和(自身を除く): 128570604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1190467, 2380934, 3571401, 4761868, 5952335, 7142802, 11904670, 14285604, 17857005, 23809340, 35714010, 71428020]

約数ペア:

[(1, 71428020), (2, 35714010), (3, 23809340), (4, 17857005), (5, 14285604), (6, 11904670), (10, 7142802), (12, 5952335), (15, 4761868), (20, 3571401), (30, 2380934), (60, 1190467)]