207003020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1478593}}^1$

素因数の和:1478609

約数の個数: 24

約数和(自身を含む): 496807584

約数和(自身を除く): 289804564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1478593, 2957186, 5914372, 7392965, 10350151, 14785930, 20700302, 29571860, 41400604, 51750755, 103501510, 207003020]

約数ペア:

[(1, 207003020), (2, 103501510), (4, 51750755), (5, 41400604), (7, 29571860), (10, 20700302), (14, 14785930), (20, 10350151), (28, 7392965), (35, 5914372), (70, 2957186), (140, 1478593)]