40747520

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1447}}^1$

素因数の和:1481

約数の個数: 80

約数和(自身を含む): 106653888

約数和(自身を除く): 65906368

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 1280, 1408, 1447, 1760, 2560, 2816, 2894, 3520, 5632, 5788, 7040, 7235, 11576, 14080, 14470, 15917, 23152, 28160, 28940, 31834, 46304, 57880, 63668, 79585, 92608, 115760, 127336, 159170, 185216, 231520, 254672, 318340, 370432, 463040, 509344, 636680, 740864, 926080, 1018688, 1273360, 1852160, 2037376, 2546720, 3704320, 4074752, 5093440, 8149504, 10186880, 20373760, 40747520]

約数ペア:

[(1, 40747520), (2, 20373760), (4, 10186880), (5, 8149504), (8, 5093440), (10, 4074752), (11, 3704320), (16, 2546720), (20, 2037376), (22, 1852160), (32, 1273360), (40, 1018688), (44, 926080), (55, 740864), (64, 636680), (80, 509344), (88, 463040), (110, 370432), (128, 318340), (160, 254672), (176, 231520), (220, 185216), (256, 159170), (320, 127336), (352, 115760), (440, 92608), (512, 79585), (640, 63668), (704, 57880), (880, 46304), (1280, 31834), (1408, 28940), (1447, 28160), (1760, 23152), (2560, 15917), (2816, 14470), (2894, 14080), (3520, 11576), (5632, 7235), (5788, 7040)]