2560557748

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{131203}}^1$

素因数の和:131272

約数の個数: 48

約数和(自身を含む): 5554652544

約数和(自身を除く): 2994094796

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 41, 68, 82, 119, 164, 238, 287, 476, 574, 697, 1148, 1394, 2788, 4879, 9758, 19516, 131203, 262406, 524812, 918421, 1836842, 2230451, 3673684, 4460902, 5379323, 8921804, 10758646, 15613157, 21517292, 31226314, 37655261, 62452628, 75310522, 91448491, 150621044, 182896982, 365793964, 640139437, 1280278874, 2560557748]

約数ペア:

[(1, 2560557748), (2, 1280278874), (4, 640139437), (7, 365793964), (14, 182896982), (17, 150621044), (28, 91448491), (34, 75310522), (41, 62452628), (68, 37655261), (82, 31226314), (119, 21517292), (164, 15613157), (238, 10758646), (287, 8921804), (476, 5379323), (574, 4460902), (697, 3673684), (1148, 2230451), (1394, 1836842), (2788, 918421), (4879, 524812), (9758, 262406), (19516, 131203)]