166502020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{193607}}^1$

素因数の和:193659

約数の個数: 24

約数和(自身を含む): 357787584

約数和(自身を除く): 191285564

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 193607, 387214, 774428, 968035, 1936070, 3872140, 8325101, 16650202, 33300404, 41625505, 83251010, 166502020]

約数ペア:

[(1, 166502020), (2, 83251010), (4, 41625505), (5, 33300404), (10, 16650202), (20, 8325101), (43, 3872140), (86, 1936070), (172, 968035), (215, 774428), (430, 387214), (860, 193607)]