2003022728

素因数分解:

$2^3\times 7^1\times {\mathrm{263}}^1\times {\mathrm{307}}^1\times {\mathrm{443}}^1$

素因数の和:1026

約数の個数: 64

約数和(自身を含む): 4332303360

約数和(自身を除く): 2329280632

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 263, 307, 443, 526, 614, 886, 1052, 1228, 1772, 1841, 2104, 2149, 2456, 3101, 3544, 3682, 4298, 6202, 7364, 8596, 12404, 14728, 17192, 24808, 80741, 116509, 136001, 161482, 233018, 272002, 322964, 466036, 544004, 565187, 645928, 815563, 932072, 952007, 1088008, 1130374, 1631126, 1904014, 2260748, 3262252, 3808028, 4521496, 6524504, 7616056, 35768263, 71536526, 143073052, 250377841, 286146104, 500755682, 1001511364, 2003022728]

約数ペア:

[(1, 2003022728), (2, 1001511364), (4, 500755682), (7, 286146104), (8, 250377841), (14, 143073052), (28, 71536526), (56, 35768263), (263, 7616056), (307, 6524504), (443, 4521496), (526, 3808028), (614, 3262252), (886, 2260748), (1052, 1904014), (1228, 1631126), (1772, 1130374), (1841, 1088008), (2104, 952007), (2149, 932072), (2456, 815563), (3101, 645928), (3544, 565187), (3682, 544004), (4298, 466036), (6202, 322964), (7364, 272002), (8596, 233018), (12404, 161482), (14728, 136001), (17192, 116509), (24808, 80741)]