28184360

素因数分解:

$2^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{1471}}^1$

素因数の和:1961

約数の個数: 32

約数和(自身を含む): 63590400

約数和(自身を除く): 35406040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 479, 958, 1471, 1916, 2395, 2942, 3832, 4790, 5884, 7355, 9580, 11768, 14710, 19160, 29420, 58840, 704609, 1409218, 2818436, 3523045, 5636872, 7046090, 14092180, 28184360]

約数ペア:

[(1, 28184360), (2, 14092180), (4, 7046090), (5, 5636872), (8, 3523045), (10, 2818436), (20, 1409218), (40, 704609), (479, 58840), (958, 29420), (1471, 19160), (1916, 14710), (2395, 11768), (2942, 9580), (3832, 7355), (4790, 5884)]