25118020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{29207}}^1$

素因数の和:29259

約数の個数: 24

約数和(自身を含む): 53976384

約数和(自身を除く): 28858364

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 29207, 58414, 116828, 146035, 292070, 584140, 1255901, 2511802, 5023604, 6279505, 12559010, 25118020]

約数ペア:

[(1, 25118020), (2, 12559010), (4, 6279505), (5, 5023604), (10, 2511802), (20, 1255901), (43, 584140), (86, 292070), (172, 146035), (215, 116828), (430, 58414), (860, 29207)]