252434140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1803101}}^1$

素因数の和:1803117

約数の個数: 24

約数和(自身を含む): 605842272

約数和(自身を除く): 353408132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1803101, 3606202, 7212404, 9015505, 12621707, 18031010, 25243414, 36062020, 50486828, 63108535, 126217070, 252434140]

約数ペア:

[(1, 252434140), (2, 126217070), (4, 63108535), (5, 50486828), (7, 36062020), (10, 25243414), (14, 18031010), (20, 12621707), (28, 9015505), (35, 7212404), (70, 3606202), (140, 1803101)]