561180620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{28031}}^1$

素因数の和:28071

約数の個数: 96

約数和(自身を含む): 1582350336

約数和(自身を除く): 1021169716

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 182, 220, 260, 286, 308, 364, 385, 455, 572, 715, 770, 910, 1001, 1430, 1540, 1820, 2002, 2860, 4004, 5005, 10010, 20020, 28031, 56062, 112124, 140155, 196217, 280310, 308341, 364403, 392434, 560620, 616682, 728806, 784868, 981085, 1233364, 1457612, 1541705, 1822015, 1962170, 2158387, 2550821, 3083410, 3644030, 3924340, 4008433, 4316774, 5101642, 6166820, 7288060, 8016866, 8633548, 10203284, 10791935, 12754105, 16033732, 20042165, 21583870, 25508210, 28059031, 40084330, 43167740, 51016420, 56118062, 80168660, 112236124, 140295155, 280590310, 561180620]

約数ペア:

[(1, 561180620), (2, 280590310), (4, 140295155), (5, 112236124), (7, 80168660), (10, 56118062), (11, 51016420), (13, 43167740), (14, 40084330), (20, 28059031), (22, 25508210), (26, 21583870), (28, 20042165), (35, 16033732), (44, 12754105), (52, 10791935), (55, 10203284), (65, 8633548), (70, 8016866), (77, 7288060), (91, 6166820), (110, 5101642), (130, 4316774), (140, 4008433), (143, 3924340), (154, 3644030), (182, 3083410), (220, 2550821), (260, 2158387), (286, 1962170), (308, 1822015), (364, 1541705), (385, 1457612), (455, 1233364), (572, 981085), (715, 784868), (770, 728806), (910, 616682), (1001, 560620), (1430, 392434), (1540, 364403), (1820, 308341), (2002, 280310), (2860, 196217), (4004, 140155), (5005, 112124), (10010, 56062), (20020, 28031)]