2419867758680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{15366191}}^1$

素因数の和:15366360

約数の個数: 64

約数和(自身を含む): 5664593018880

約数和(自身を除く): 3244725260200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 127, 155, 248, 254, 310, 508, 620, 635, 1016, 1240, 1270, 2540, 3937, 5080, 7874, 15748, 19685, 31496, 39370, 78740, 157480, 15366191, 30732382, 61464764, 76830955, 122929528, 153661910, 307323820, 476351921, 614647640, 952703842, 1905407684, 1951506257, 2381759605, 3810815368, 3903012514, 4763519210, 7806025028, 9527038420, 9757531285, 15612050056, 19054076840, 19515062570, 39030125140, 60496693967, 78060250280, 120993387934, 241986775868, 302483469835, 483973551736, 604966939670, 1209933879340, 2419867758680]

約数ペア:

[(1, 2419867758680), (2, 1209933879340), (4, 604966939670), (5, 483973551736), (8, 302483469835), (10, 241986775868), (20, 120993387934), (31, 78060250280), (40, 60496693967), (62, 39030125140), (124, 19515062570), (127, 19054076840), (155, 15612050056), (248, 9757531285), (254, 9527038420), (310, 7806025028), (508, 4763519210), (620, 3903012514), (635, 3810815368), (1016, 2381759605), (1240, 1951506257), (1270, 1905407684), (2540, 952703842), (3937, 614647640), (5080, 476351921), (7874, 307323820), (15748, 153661910), (19685, 122929528), (31496, 76830955), (39370, 61464764), (78740, 30732382), (157480, 15366191)]