20347865930

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{21617}}^1$

素因数の和:21768

約数の個数: 96

約数和(自身を含む): 45513499536

約数和(自身を除く): 25165633606

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 113, 119, 170, 226, 238, 245, 490, 565, 595, 791, 833, 1130, 1190, 1582, 1666, 1921, 3842, 3955, 4165, 5537, 7910, 8330, 9605, 11074, 13447, 19210, 21617, 26894, 27685, 43234, 55370, 67235, 94129, 108085, 134470, 151319, 188258, 216170, 302638, 367489, 470645, 734978, 756595, 941290, 1059233, 1513190, 1837445, 2118466, 2442721, 2572423, 3674890, 4885442, 5144846, 5296165, 10592330, 12213605, 12862115, 17099047, 18006961, 24427210, 25724230, 34198094, 36013922, 41526257, 83052514, 85495235, 90034805, 119693329, 170990470, 180069610, 207631285, 239386658, 290683799, 415262570, 581367598, 598466645, 1196933290, 1453418995, 2034786593, 2906837990, 4069573186, 10173932965, 20347865930]

約数ペア:

[(1, 20347865930), (2, 10173932965), (5, 4069573186), (7, 2906837990), (10, 2034786593), (14, 1453418995), (17, 1196933290), (34, 598466645), (35, 581367598), (49, 415262570), (70, 290683799), (85, 239386658), (98, 207631285), (113, 180069610), (119, 170990470), (170, 119693329), (226, 90034805), (238, 85495235), (245, 83052514), (490, 41526257), (565, 36013922), (595, 34198094), (791, 25724230), (833, 24427210), (1130, 18006961), (1190, 17099047), (1582, 12862115), (1666, 12213605), (1921, 10592330), (3842, 5296165), (3955, 5144846), (4165, 4885442), (5537, 3674890), (7910, 2572423), (8330, 2442721), (9605, 2118466), (11074, 1837445), (13447, 1513190), (19210, 1059233), (21617, 941290), (26894, 756595), (27685, 734978), (43234, 470645), (55370, 367489), (67235, 302638), (94129, 216170), (108085, 188258), (134470, 151319)]