8708263220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{239633}}^1$

素因数の和:239744

約数の個数: 48

約数和(自身を含む): 19324085760

約数和(自身を除く): 10615822540

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 79, 92, 115, 158, 230, 316, 395, 460, 790, 1580, 1817, 3634, 7268, 9085, 18170, 36340, 239633, 479266, 958532, 1198165, 2396330, 4792660, 5511559, 11023118, 18931007, 22046236, 27557795, 37862014, 55115590, 75724028, 94655035, 110231180, 189310070, 378620140, 435413161, 870826322, 1741652644, 2177065805, 4354131610, 8708263220]

約数ペア:

[(1, 8708263220), (2, 4354131610), (4, 2177065805), (5, 1741652644), (10, 870826322), (20, 435413161), (23, 378620140), (46, 189310070), (79, 110231180), (92, 94655035), (115, 75724028), (158, 55115590), (230, 37862014), (316, 27557795), (395, 22046236), (460, 18931007), (790, 11023118), (1580, 5511559), (1817, 4792660), (3634, 2396330), (7268, 1198165), (9085, 958532), (18170, 479266), (36340, 239633)]