2051220808

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{97159}}^1$

素因数の和:97214

約数の個数: 64

約数和(自身を含む): 4896864000

約数和(自身を除く): 2845643192

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 29, 52, 56, 58, 91, 104, 116, 182, 203, 232, 364, 377, 406, 728, 754, 812, 1508, 1624, 2639, 3016, 5278, 10556, 21112, 97159, 194318, 388636, 680113, 777272, 1263067, 1360226, 2526134, 2720452, 2817611, 5052268, 5440904, 5635222, 8841469, 10104536, 11270444, 17682938, 19723277, 22540888, 35365876, 36628943, 39446554, 70731752, 73257886, 78893108, 146515772, 157786216, 256402601, 293031544, 512805202, 1025610404, 2051220808]

約数ペア:

[(1, 2051220808), (2, 1025610404), (4, 512805202), (7, 293031544), (8, 256402601), (13, 157786216), (14, 146515772), (26, 78893108), (28, 73257886), (29, 70731752), (52, 39446554), (56, 36628943), (58, 35365876), (91, 22540888), (104, 19723277), (116, 17682938), (182, 11270444), (203, 10104536), (232, 8841469), (364, 5635222), (377, 5440904), (406, 5052268), (728, 2817611), (754, 2720452), (812, 2526134), (1508, 1360226), (1624, 1263067), (2639, 777272), (3016, 680113), (5278, 388636), (10556, 194318), (21112, 97159)]