27973280

素因数分解:

$2^5\times 5^1\times {\mathrm{359}}^1\times {\mathrm{487}}^1$

素因数の和:861

約数の個数: 48

約数和(自身を含む): 66407040

約数和(自身を除く): 38433760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 359, 487, 718, 974, 1436, 1795, 1948, 2435, 2872, 3590, 3896, 4870, 5744, 7180, 7792, 9740, 11488, 14360, 15584, 19480, 28720, 38960, 57440, 77920, 174833, 349666, 699332, 874165, 1398664, 1748330, 2797328, 3496660, 5594656, 6993320, 13986640, 27973280]

約数ペア:

[(1, 27973280), (2, 13986640), (4, 6993320), (5, 5594656), (8, 3496660), (10, 2797328), (16, 1748330), (20, 1398664), (32, 874165), (40, 699332), (80, 349666), (160, 174833), (359, 77920), (487, 57440), (718, 38960), (974, 28720), (1436, 19480), (1795, 15584), (1948, 14360), (2435, 11488), (2872, 9740), (3590, 7792), (3896, 7180), (4870, 5744)]