349003060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2492879}}^1$

素因数の和:2492895

約数の個数: 24

約数和(自身を含む): 837607680

約数和(自身を除く): 488604620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2492879, 4985758, 9971516, 12464395, 17450153, 24928790, 34900306, 49857580, 69800612, 87250765, 174501530, 349003060]

約数ペア:

[(1, 349003060), (2, 174501530), (4, 87250765), (5, 69800612), (7, 49857580), (10, 34900306), (14, 24928790), (20, 17450153), (28, 12464395), (35, 9971516), (70, 4985758), (140, 2492879)]