2008563928

素因数分解:

$2^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{2591}}^1$

素因数の和:2840

約数の個数: 64

約数和(自身を含む): 4379443200

約数和(自身を除く): 2370879272

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 109, 127, 218, 254, 436, 508, 763, 872, 889, 1016, 1526, 1778, 2591, 3052, 3556, 5182, 6104, 7112, 10364, 13843, 18137, 20728, 27686, 36274, 55372, 72548, 96901, 110744, 145096, 193802, 282419, 329057, 387604, 564838, 658114, 775208, 1129676, 1316228, 1976933, 2259352, 2303399, 2632456, 3953866, 4606798, 7907732, 9213596, 15815464, 18427192, 35867213, 71734426, 143468852, 251070491, 286937704, 502140982, 1004281964, 2008563928]

約数ペア:

[(1, 2008563928), (2, 1004281964), (4, 502140982), (7, 286937704), (8, 251070491), (14, 143468852), (28, 71734426), (56, 35867213), (109, 18427192), (127, 15815464), (218, 9213596), (254, 7907732), (436, 4606798), (508, 3953866), (763, 2632456), (872, 2303399), (889, 2259352), (1016, 1976933), (1526, 1316228), (1778, 1129676), (2591, 775208), (3052, 658114), (3556, 564838), (5182, 387604), (6104, 329057), (7112, 282419), (10364, 193802), (13843, 145096), (18137, 110744), (20728, 96901), (27686, 72548), (36274, 55372)]