2009210080

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{5009}}^1$

素因数の和:5156

約数の個数: 96

約数和(自身を含む): 4999579200

約数和(自身を除く): 2990369120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 109, 115, 160, 184, 218, 230, 368, 436, 460, 545, 736, 872, 920, 1090, 1744, 1840, 2180, 2507, 3488, 3680, 4360, 5009, 5014, 8720, 10018, 10028, 12535, 17440, 20036, 20056, 25045, 25070, 40072, 40112, 50090, 50140, 80144, 80224, 100180, 100280, 115207, 160288, 200360, 200560, 230414, 400720, 401120, 460828, 545981, 576035, 801440, 921656, 1091962, 1152070, 1843312, 2183924, 2304140, 2729905, 3686624, 4367848, 4608280, 5459810, 8735696, 9216560, 10919620, 12557563, 17471392, 18433120, 21839240, 25115126, 43678480, 50230252, 62787815, 87356960, 100460504, 125575630, 200921008, 251151260, 401842016, 502302520, 1004605040, 2009210080]

約数ペア:

[(1, 2009210080), (2, 1004605040), (4, 502302520), (5, 401842016), (8, 251151260), (10, 200921008), (16, 125575630), (20, 100460504), (23, 87356960), (32, 62787815), (40, 50230252), (46, 43678480), (80, 25115126), (92, 21839240), (109, 18433120), (115, 17471392), (160, 12557563), (184, 10919620), (218, 9216560), (230, 8735696), (368, 5459810), (436, 4608280), (460, 4367848), (545, 3686624), (736, 2729905), (872, 2304140), (920, 2183924), (1090, 1843312), (1744, 1152070), (1840, 1091962), (2180, 921656), (2507, 801440), (3488, 576035), (3680, 545981), (4360, 460828), (5009, 401120), (5014, 400720), (8720, 230414), (10018, 200560), (10028, 200360), (12535, 160288), (17440, 115207), (20036, 100280), (20056, 100180), (25045, 80224), (25070, 80144), (40072, 50140), (40112, 50090)]