20073680000

素因数分解:

$2^7\times 5^4\times {\mathrm{11}}^1\times {\mathrm{22811}}^1$

素因数の和:22856

約数の個数: 160

約数和(自身を含む): 54517486320

約数和(自身を除く): 34443806320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 125, 128, 160, 176, 200, 220, 250, 275, 320, 352, 400, 440, 500, 550, 625, 640, 704, 800, 880, 1000, 1100, 1250, 1375, 1408, 1600, 1760, 2000, 2200, 2500, 2750, 3200, 3520, 4000, 4400, 5000, 5500, 6875, 7040, 8000, 8800, 10000, 11000, 13750, 16000, 17600, 20000, 22000, 22811, 27500, 35200, 40000, 44000, 45622, 55000, 80000, 88000, 91244, 110000, 114055, 176000, 182488, 220000, 228110, 250921, 364976, 440000, 456220, 501842, 570275, 729952, 880000, 912440, 1003684, 1140550, 1254605, 1459904, 1824880, 2007368, 2281100, 2509210, 2851375, 2919808, 3649760, 4014736, 4562200, 5018420, 5702750, 6273025, 7299520, 8029472, 9124400, 10036840, 11405500, 12546050, 14256875, 14599040, 16058944, 18248800, 20073680, 22811000, 25092100, 28513750, 31365125, 32117888, 36497600, 40147360, 45622000, 50184200, 57027500, 62730250, 72995200, 80294720, 91244000, 100368400, 114055000, 125460500, 156825625, 160589440, 182488000, 200736800, 228110000, 250921000, 313651250, 364976000, 401473600, 456220000, 501842000, 627302500, 802947200, 912440000, 1003684000, 1254605000, 1824880000, 2007368000, 2509210000, 4014736000, 5018420000, 10036840000, 20073680000]

約数ペア:

[(1, 20073680000), (2, 10036840000), (4, 5018420000), (5, 4014736000), (8, 2509210000), (10, 2007368000), (11, 1824880000), (16, 1254605000), (20, 1003684000), (22, 912440000), (25, 802947200), (32, 627302500), (40, 501842000), (44, 456220000), (50, 401473600), (55, 364976000), (64, 313651250), (80, 250921000), (88, 228110000), (100, 200736800), (110, 182488000), (125, 160589440), (128, 156825625), (160, 125460500), (176, 114055000), (200, 100368400), (220, 91244000), (250, 80294720), (275, 72995200), (320, 62730250), (352, 57027500), (400, 50184200), (440, 45622000), (500, 40147360), (550, 36497600), (625, 32117888), (640, 31365125), (704, 28513750), (800, 25092100), (880, 22811000), (1000, 20073680), (1100, 18248800), (1250, 16058944), (1375, 14599040), (1408, 14256875), (1600, 12546050), (1760, 11405500), (2000, 10036840), (2200, 9124400), (2500, 8029472), (2750, 7299520), (3200, 6273025), (3520, 5702750), (4000, 5018420), (4400, 4562200), (5000, 4014736), (5500, 3649760), (6875, 2919808), (7040, 2851375), (8000, 2509210), (8800, 2281100), (10000, 2007368), (11000, 1824880), (13750, 1459904), (16000, 1254605), (17600, 1140550), (20000, 1003684), (22000, 912440), (22811, 880000), (27500, 729952), (35200, 570275), (40000, 501842), (44000, 456220), (45622, 440000), (55000, 364976), (80000, 250921), (88000, 228110), (91244, 220000), (110000, 182488), (114055, 176000)]