28740

素因数分解:

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

素因数の和:491

約数の個数: 24

約数和(自身を含む): 80640

約数和(自身を除く): 51900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 479, 958, 1437, 1916, 2395, 2874, 4790, 5748, 7185, 9580, 14370, 28740]

約数ペア:

[(1, 28740), (2, 14370), (3, 9580), (4, 7185), (5, 5748), (6, 4790), (10, 2874), (12, 2395), (15, 1916), (20, 1437), (30, 958), (60, 479)]