18706788391360

素因数分解:

$2^6\times 5^1\times {\mathrm{439}}^1\times {\mathrm{4621}}^1\times {\mathrm{28817}}^1$

素因数の和:33894

約数の個数: 112

約数和(自身を含む): 44658221762880

約数和(自身を除く): 25951433371520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 439, 878, 1756, 2195, 3512, 4390, 4621, 7024, 8780, 9242, 14048, 17560, 18484, 23105, 28096, 28817, 35120, 36968, 46210, 57634, 70240, 73936, 92420, 115268, 140480, 144085, 147872, 184840, 230536, 288170, 295744, 369680, 461072, 576340, 739360, 922144, 1152680, 1478720, 1844288, 2028619, 2305360, 4057238, 4610720, 8114476, 9221440, 10143095, 12650663, 16228952, 20286190, 25301326, 32457904, 40572380, 50602652, 63253315, 64915808, 81144760, 101205304, 126506630, 129831616, 133163357, 162289520, 202410608, 253013260, 266326714, 324579040, 404821216, 506026520, 532653428, 649158080, 665816785, 809642432, 1012053040, 1065306856, 1331633570, 2024106080, 2130613712, 2663267140, 4048212160, 4261227424, 5326534280, 8522454848, 10653068560, 21306137120, 42612274240, 58458713723, 116917427446, 233834854892, 292293568615, 467669709784, 584587137230, 935339419568, 1169174274460, 1870678839136, 2338348548920, 3741357678272, 4676697097840, 9353394195680, 18706788391360]

約数ペア:

[(1, 18706788391360), (2, 9353394195680), (4, 4676697097840), (5, 3741357678272), (8, 2338348548920), (10, 1870678839136), (16, 1169174274460), (20, 935339419568), (32, 584587137230), (40, 467669709784), (64, 292293568615), (80, 233834854892), (160, 116917427446), (320, 58458713723), (439, 42612274240), (878, 21306137120), (1756, 10653068560), (2195, 8522454848), (3512, 5326534280), (4390, 4261227424), (4621, 4048212160), (7024, 2663267140), (8780, 2130613712), (9242, 2024106080), (14048, 1331633570), (17560, 1065306856), (18484, 1012053040), (23105, 809642432), (28096, 665816785), (28817, 649158080), (35120, 532653428), (36968, 506026520), (46210, 404821216), (57634, 324579040), (70240, 266326714), (73936, 253013260), (92420, 202410608), (115268, 162289520), (140480, 133163357), (144085, 129831616), (147872, 126506630), (184840, 101205304), (230536, 81144760), (288170, 64915808), (295744, 63253315), (369680, 50602652), (461072, 40572380), (576340, 32457904), (739360, 25301326), (922144, 20286190), (1152680, 16228952), (1478720, 12650663), (1844288, 10143095), (2028619, 9221440), (2305360, 8114476), (4057238, 4610720)]