207844420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{78137}}^1$

素因数の和:78172

約数の個数: 48

約数和(自身を含む): 525087360

約数和(自身を除く): 317242940

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 78137, 156274, 312548, 390685, 546959, 781370, 1093918, 1484603, 1562740, 2187836, 2734795, 2969206, 5469590, 5938412, 7423015, 10392221, 10939180, 14846030, 20784442, 29692060, 41568884, 51961105, 103922210, 207844420]

約数ペア:

[(1, 207844420), (2, 103922210), (4, 51961105), (5, 41568884), (7, 29692060), (10, 20784442), (14, 14846030), (19, 10939180), (20, 10392221), (28, 7423015), (35, 5938412), (38, 5469590), (70, 2969206), (76, 2734795), (95, 2187836), (133, 1562740), (140, 1484603), (190, 1093918), (266, 781370), (380, 546959), (532, 390685), (665, 312548), (1330, 156274), (2660, 78137)]