2017606720

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{2521}}^1$

素因数の和:2640

約数の個数: 112

約数和(自身を含む): 5004273456

約数和(自身を除く): 2986666736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 61, 64, 80, 82, 122, 160, 164, 205, 244, 305, 320, 328, 410, 488, 610, 656, 820, 976, 1220, 1312, 1640, 1952, 2440, 2501, 2521, 2624, 3280, 3904, 4880, 5002, 5042, 6560, 9760, 10004, 10084, 12505, 12605, 13120, 19520, 20008, 20168, 25010, 25210, 40016, 40336, 50020, 50420, 80032, 80672, 100040, 100840, 103361, 153781, 160064, 161344, 200080, 201680, 206722, 307562, 400160, 403360, 413444, 516805, 615124, 768905, 800320, 806720, 826888, 1033610, 1230248, 1537810, 1653776, 2067220, 2460496, 3075620, 3307552, 4134440, 4920992, 6151240, 6305021, 6615104, 8268880, 9841984, 12302480, 12610042, 16537760, 24604960, 25220084, 31525105, 33075520, 49209920, 50440168, 63050210, 100880336, 126100420, 201760672, 252200840, 403521344, 504401680, 1008803360, 2017606720]

約数ペア:

[(1, 2017606720), (2, 1008803360), (4, 504401680), (5, 403521344), (8, 252200840), (10, 201760672), (16, 126100420), (20, 100880336), (32, 63050210), (40, 50440168), (41, 49209920), (61, 33075520), (64, 31525105), (80, 25220084), (82, 24604960), (122, 16537760), (160, 12610042), (164, 12302480), (205, 9841984), (244, 8268880), (305, 6615104), (320, 6305021), (328, 6151240), (410, 4920992), (488, 4134440), (610, 3307552), (656, 3075620), (820, 2460496), (976, 2067220), (1220, 1653776), (1312, 1537810), (1640, 1230248), (1952, 1033610), (2440, 826888), (2501, 806720), (2521, 800320), (2624, 768905), (3280, 615124), (3904, 516805), (4880, 413444), (5002, 403360), (5042, 400160), (6560, 307562), (9760, 206722), (10004, 201680), (10084, 200080), (12505, 161344), (12605, 160064), (13120, 153781), (19520, 103361), (20008, 100840), (20168, 100040), (25010, 80672), (25210, 80032), (40016, 50420), (40336, 50020)]