2080285928

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:371

約数の個数: 128

約数和(自身を含む): 4727078400

約数和(自身を除く): 2646792472

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 61, 74, 109, 122, 148, 151, 218, 244, 259, 296, 302, 427, 436, 488, 518, 604, 763, 854, 872, 1036, 1057, 1208, 1526, 1708, 2072, 2114, 2257, 3052, 3416, 4033, 4228, 4514, 5587, 6104, 6649, 8066, 8456, 9028, 9211, 11174, 13298, 15799, 16132, 16459, 18056, 18422, 22348, 26596, 28231, 31598, 32264, 32918, 36844, 39109, 44696, 46543, 53192, 56462, 63196, 64477, 65836, 73688, 78218, 93086, 112924, 115213, 126392, 128954, 131672, 156436, 186172, 225848, 230426, 246013, 257908, 312872, 340807, 372344, 460852, 492026, 515816, 608983, 681614, 921704, 984052, 1003999, 1217966, 1363228, 1722091, 1968104, 2007998, 2385649, 2435932, 2726456, 3444182, 4015996, 4262881, 4771298, 4871864, 6888364, 7027993, 8031992, 8525762, 9542596, 13776728, 14055986, 17051524, 19085192, 28111972, 34103048, 37147963, 56223944, 74295926, 148591852, 260035741, 297183704, 520071482, 1040142964, 2080285928]

約数ペア:

[(1, 2080285928), (2, 1040142964), (4, 520071482), (7, 297183704), (8, 260035741), (14, 148591852), (28, 74295926), (37, 56223944), (56, 37147963), (61, 34103048), (74, 28111972), (109, 19085192), (122, 17051524), (148, 14055986), (151, 13776728), (218, 9542596), (244, 8525762), (259, 8031992), (296, 7027993), (302, 6888364), (427, 4871864), (436, 4771298), (488, 4262881), (518, 4015996), (604, 3444182), (763, 2726456), (854, 2435932), (872, 2385649), (1036, 2007998), (1057, 1968104), (1208, 1722091), (1526, 1363228), (1708, 1217966), (2072, 1003999), (2114, 984052), (2257, 921704), (3052, 681614), (3416, 608983), (4033, 515816), (4228, 492026), (4514, 460852), (5587, 372344), (6104, 340807), (6649, 312872), (8066, 257908), (8456, 246013), (9028, 230426), (9211, 225848), (11174, 186172), (13298, 156436), (15799, 131672), (16132, 128954), (16459, 126392), (18056, 115213), (18422, 112924), (22348, 93086), (26596, 78218), (28231, 73688), (31598, 65836), (32264, 64477), (32918, 63196), (36844, 56462), (39109, 53192), (44696, 46543)]