20084520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1$

素因数の和:439

約数の個数: 128

約数和(自身を含む): 66355200

約数和(自身を除く): 46270680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 38, 40, 46, 57, 60, 69, 76, 92, 95, 114, 115, 120, 138, 152, 184, 190, 228, 230, 276, 285, 345, 380, 383, 437, 456, 460, 552, 570, 690, 760, 766, 874, 920, 1140, 1149, 1311, 1380, 1532, 1748, 1915, 2185, 2280, 2298, 2622, 2760, 3064, 3496, 3830, 4370, 4596, 5244, 5745, 6555, 7277, 7660, 8740, 8809, 9192, 10488, 11490, 13110, 14554, 15320, 17480, 17618, 21831, 22980, 26220, 26427, 29108, 35236, 36385, 43662, 44045, 45960, 52440, 52854, 58216, 70472, 72770, 87324, 88090, 105708, 109155, 132135, 145540, 167371, 174648, 176180, 211416, 218310, 264270, 291080, 334742, 352360, 436620, 502113, 528540, 669484, 836855, 873240, 1004226, 1057080, 1338968, 1673710, 2008452, 2510565, 3347420, 4016904, 5021130, 6694840, 10042260, 20084520]

約数ペア:

[(1, 20084520), (2, 10042260), (3, 6694840), (4, 5021130), (5, 4016904), (6, 3347420), (8, 2510565), (10, 2008452), (12, 1673710), (15, 1338968), (19, 1057080), (20, 1004226), (23, 873240), (24, 836855), (30, 669484), (38, 528540), (40, 502113), (46, 436620), (57, 352360), (60, 334742), (69, 291080), (76, 264270), (92, 218310), (95, 211416), (114, 176180), (115, 174648), (120, 167371), (138, 145540), (152, 132135), (184, 109155), (190, 105708), (228, 88090), (230, 87324), (276, 72770), (285, 70472), (345, 58216), (380, 52854), (383, 52440), (437, 45960), (456, 44045), (460, 43662), (552, 36385), (570, 35236), (690, 29108), (760, 26427), (766, 26220), (874, 22980), (920, 21831), (1140, 17618), (1149, 17480), (1311, 15320), (1380, 14554), (1532, 13110), (1748, 11490), (1915, 10488), (2185, 9192), (2280, 8809), (2298, 8740), (2622, 7660), (2760, 7277), (3064, 6555), (3496, 5745), (3830, 5244), (4370, 4596)]