1245264788

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1\times {\mathrm{601}}^1$

素因数の和:960

約数の個数: 48

約数和(自身を含む): 2326128000

約数和(自身を除く): 1080863212

約数列:

[1, 2, 4, 19, 38, 76, 137, 199, 274, 398, 548, 601, 796, 1202, 2404, 2603, 3781, 5206, 7562, 10412, 11419, 15124, 22838, 27263, 45676, 54526, 82337, 109052, 119599, 164674, 239198, 329348, 478396, 517997, 1035994, 1564403, 2071988, 2272381, 3128806, 4544762, 6257612, 9089524, 16385063, 32770126, 65540252, 311316197, 622632394, 1245264788]

約数ペア:

[(1, 1245264788), (2, 622632394), (4, 311316197), (19, 65540252), (38, 32770126), (76, 16385063), (137, 9089524), (199, 6257612), (274, 4544762), (398, 3128806), (548, 2272381), (601, 2071988), (796, 1564403), (1202, 1035994), (2404, 517997), (2603, 478396), (3781, 329348), (5206, 239198), (7562, 164674), (10412, 119599), (11419, 109052), (15124, 82337), (22838, 54526), (27263, 45676)]