28749580

素因数分解:

$2^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{3001}}^1$

素因数の和:3489

約数の個数: 24

約数和(自身を含む): 60520320

約数和(自身を除く): 31770740

約数列:

[1, 2, 4, 5, 10, 20, 479, 958, 1916, 2395, 3001, 4790, 6002, 9580, 12004, 15005, 30010, 60020, 1437479, 2874958, 5749916, 7187395, 14374790, 28749580]

約数ペア:

[(1, 28749580), (2, 14374790), (4, 7187395), (5, 5749916), (10, 2874958), (20, 1437479), (479, 60020), (958, 30010), (1916, 15005), (2395, 12004), (3001, 9580), (4790, 6002)]