2489840638

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^2\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:433

約数の個数: 48

約数和(自身を含む): 4086309600

約数和(自身を除く): 1596468962

約数列:

[1, 2, 17, 34, 71, 73, 142, 146, 199, 398, 1207, 1241, 2414, 2482, 3383, 5041, 5183, 6766, 10082, 10366, 14129, 14527, 28258, 29054, 85697, 88111, 171394, 176222, 240193, 246959, 367993, 480386, 493918, 735986, 1003159, 1031417, 2006318, 2062834, 6255881, 12511762, 17053703, 17534089, 34107406, 35068178, 73230607, 146461214, 1244920319, 2489840638]

約数ペア:

[(1, 2489840638), (2, 1244920319), (17, 146461214), (34, 73230607), (71, 35068178), (73, 34107406), (142, 17534089), (146, 17053703), (199, 12511762), (398, 6255881), (1207, 2062834), (1241, 2006318), (2414, 1031417), (2482, 1003159), (3383, 735986), (5041, 493918), (5183, 480386), (6766, 367993), (10082, 246959), (10366, 240193), (14129, 176222), (14527, 171394), (28258, 88111), (29054, 85697)]