28164040

素因数分解:

$2^3\times 5^1\times {\mathrm{704101}}^1$

素因数の和:704112

約数の個数: 16

約数和(自身を含む): 63369180

約数和(自身を除く): 35205140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 704101, 1408202, 2816404, 3520505, 5632808, 7041010, 14082020, 28164040]

約数ペア:

[(1, 28164040), (2, 14082020), (4, 7041010), (5, 5632808), (8, 3520505), (10, 2816404), (20, 1408202), (40, 704101)]