19565534440

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1031}}^1\times {\mathrm{3463}}^1$

素因数の和:4642

約数の個数: 64

約数和(自身を含む): 44399612160

約数和(自身を除く): 24834077720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1031, 1096, 1370, 2062, 2740, 3463, 4124, 5155, 5480, 6926, 8248, 10310, 13852, 17315, 20620, 27704, 34630, 41240, 69260, 138520, 141247, 282494, 474431, 564988, 706235, 948862, 1129976, 1412470, 1897724, 2372155, 2824940, 3570353, 3795448, 4744310, 5649880, 7140706, 9488620, 14281412, 17851765, 18977240, 28562824, 35703530, 71407060, 142814120, 489138361, 978276722, 1956553444, 2445691805, 3913106888, 4891383610, 9782767220, 19565534440]

約数ペア:

[(1, 19565534440), (2, 9782767220), (4, 4891383610), (5, 3913106888), (8, 2445691805), (10, 1956553444), (20, 978276722), (40, 489138361), (137, 142814120), (274, 71407060), (548, 35703530), (685, 28562824), (1031, 18977240), (1096, 17851765), (1370, 14281412), (2062, 9488620), (2740, 7140706), (3463, 5649880), (4124, 4744310), (5155, 3795448), (5480, 3570353), (6926, 2824940), (8248, 2372155), (10310, 1897724), (13852, 1412470), (17315, 1129976), (20620, 948862), (27704, 706235), (34630, 564988), (41240, 474431), (69260, 282494), (138520, 141247)]