2056864

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:245

約数の個数: 48

約数和(自身を含む): 4536000

約数和(自身を除く): 2479136

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 68, 76, 136, 152, 199, 272, 304, 323, 398, 544, 608, 646, 796, 1292, 1592, 2584, 3184, 3383, 3781, 5168, 6368, 6766, 7562, 10336, 13532, 15124, 27064, 30248, 54128, 60496, 64277, 108256, 120992, 128554, 257108, 514216, 1028432, 2056864]

約数ペア:

[(1, 2056864), (2, 1028432), (4, 514216), (8, 257108), (16, 128554), (17, 120992), (19, 108256), (32, 64277), (34, 60496), (38, 54128), (68, 30248), (76, 27064), (136, 15124), (152, 13532), (199, 10336), (272, 7562), (304, 6766), (323, 6368), (398, 5168), (544, 3781), (608, 3383), (646, 3184), (796, 2584), (1292, 1592)]