28740752

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{12923}}^1$

素因数の和:13070

約数の個数: 20

約数和(自身を含む): 56090160

約数和(自身を除く): 27349408

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 12923, 25846, 51692, 103384, 206768, 1796297, 3592594, 7185188, 14370376, 28740752]

約数ペア:

[(1, 28740752), (2, 14370376), (4, 7185188), (8, 3592594), (16, 1796297), (139, 206768), (278, 103384), (556, 51692), (1112, 25846), (2224, 12923)]