1286011580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{28439}}^1$

素因数の和:28491

約数の個数: 96

約数和(自身を含む): 3440102400

約数和(自身を除く): 2154090820

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 68, 70, 76, 85, 95, 119, 133, 140, 170, 190, 238, 266, 323, 340, 380, 476, 532, 595, 646, 665, 1190, 1292, 1330, 1615, 2261, 2380, 2660, 3230, 4522, 6460, 9044, 11305, 22610, 28439, 45220, 56878, 113756, 142195, 199073, 284390, 398146, 483463, 540341, 568780, 796292, 966926, 995365, 1080682, 1933852, 1990730, 2161364, 2417315, 2701705, 3384241, 3782387, 3981460, 4834630, 5403410, 6768482, 7564774, 9185797, 9669260, 10806820, 13536964, 15129548, 16921205, 18371594, 18911935, 33842410, 36743188, 37823870, 45928985, 64300579, 67684820, 75647740, 91857970, 128601158, 183715940, 257202316, 321502895, 643005790, 1286011580]

約数ペア:

[(1, 1286011580), (2, 643005790), (4, 321502895), (5, 257202316), (7, 183715940), (10, 128601158), (14, 91857970), (17, 75647740), (19, 67684820), (20, 64300579), (28, 45928985), (34, 37823870), (35, 36743188), (38, 33842410), (68, 18911935), (70, 18371594), (76, 16921205), (85, 15129548), (95, 13536964), (119, 10806820), (133, 9669260), (140, 9185797), (170, 7564774), (190, 6768482), (238, 5403410), (266, 4834630), (323, 3981460), (340, 3782387), (380, 3384241), (476, 2701705), (532, 2417315), (595, 2161364), (646, 1990730), (665, 1933852), (1190, 1080682), (1292, 995365), (1330, 966926), (1615, 796292), (2261, 568780), (2380, 540341), (2660, 483463), (3230, 398146), (4522, 284390), (6460, 199073), (9044, 142195), (11305, 113756), (22610, 56878), (28439, 45220)]