2660723140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1\times {\mathrm{10133}}^1$

素因数の和:10852

約数の個数: 48

約数和(自身を含む): 5890691520

約数和(自身を除く): 3229968380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 691, 1382, 2764, 3455, 6910, 10133, 13129, 13820, 20266, 26258, 40532, 50665, 52516, 65645, 101330, 131290, 192527, 202660, 262580, 385054, 770108, 962635, 1925270, 3850540, 7001903, 14003806, 28007612, 35009515, 70019030, 133036157, 140038060, 266072314, 532144628, 665180785, 1330361570, 2660723140]

約数ペア:

[(1, 2660723140), (2, 1330361570), (4, 665180785), (5, 532144628), (10, 266072314), (19, 140038060), (20, 133036157), (38, 70019030), (76, 35009515), (95, 28007612), (190, 14003806), (380, 7001903), (691, 3850540), (1382, 1925270), (2764, 962635), (3455, 770108), (6910, 385054), (10133, 262580), (13129, 202660), (13820, 192527), (20266, 131290), (26258, 101330), (40532, 65645), (50665, 52516)]