2000577880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{263}}^1\times {\mathrm{3881}}^1$

素因数の和:4169

約数の個数: 96

約数和(自身を含む): 5257470240

約数和(自身を除く): 3256892360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 263, 280, 392, 490, 526, 980, 1052, 1315, 1841, 1960, 2104, 2630, 3682, 3881, 5260, 7364, 7762, 9205, 10520, 12887, 14728, 15524, 18410, 19405, 25774, 27167, 31048, 36820, 38810, 51548, 54334, 64435, 73640, 77620, 103096, 108668, 128870, 135835, 155240, 190169, 217336, 257740, 271670, 380338, 515480, 543340, 760676, 950845, 1020703, 1086680, 1521352, 1901690, 2041406, 3803380, 4082812, 5103515, 7144921, 7606760, 8165624, 10207030, 14289842, 20414060, 28579684, 35724605, 40828120, 50014447, 57159368, 71449210, 100028894, 142898420, 200057788, 250072235, 285796840, 400115576, 500144470, 1000288940, 2000577880]

約数ペア:

[(1, 2000577880), (2, 1000288940), (4, 500144470), (5, 400115576), (7, 285796840), (8, 250072235), (10, 200057788), (14, 142898420), (20, 100028894), (28, 71449210), (35, 57159368), (40, 50014447), (49, 40828120), (56, 35724605), (70, 28579684), (98, 20414060), (140, 14289842), (196, 10207030), (245, 8165624), (263, 7606760), (280, 7144921), (392, 5103515), (490, 4082812), (526, 3803380), (980, 2041406), (1052, 1901690), (1315, 1521352), (1841, 1086680), (1960, 1020703), (2104, 950845), (2630, 760676), (3682, 543340), (3881, 515480), (5260, 380338), (7364, 271670), (7762, 257740), (9205, 217336), (10520, 190169), (12887, 155240), (14728, 135835), (15524, 128870), (18410, 108668), (19405, 103096), (25774, 77620), (27167, 73640), (31048, 64435), (36820, 54334), (38810, 51548)]