20056960

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1$

素因数の和:85

約数の個数: 192

約数和(自身を含む): 61860960

約数和(自身を除く): 41804000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 37, 40, 44, 55, 56, 64, 70, 74, 77, 80, 88, 110, 112, 121, 128, 140, 148, 154, 160, 176, 185, 220, 224, 242, 259, 280, 296, 308, 320, 352, 370, 385, 407, 440, 448, 484, 518, 560, 592, 605, 616, 640, 704, 740, 770, 814, 847, 880, 896, 968, 1036, 1120, 1184, 1210, 1232, 1295, 1408, 1480, 1540, 1628, 1694, 1760, 1936, 2035, 2072, 2240, 2368, 2420, 2464, 2590, 2849, 2960, 3080, 3256, 3388, 3520, 3872, 4070, 4144, 4235, 4477, 4480, 4736, 4840, 4928, 5180, 5698, 5920, 6160, 6512, 6776, 7040, 7744, 8140, 8288, 8470, 8954, 9680, 9856, 10360, 11396, 11840, 12320, 13024, 13552, 14245, 15488, 16280, 16576, 16940, 17908, 19360, 20720, 22385, 22792, 23680, 24640, 26048, 27104, 28490, 31339, 32560, 33152, 33880, 35816, 38720, 41440, 44770, 45584, 49280, 52096, 54208, 56980, 62678, 65120, 67760, 71632, 77440, 82880, 89540, 91168, 108416, 113960, 125356, 130240, 135520, 143264, 156695, 165760, 179080, 182336, 227920, 250712, 260480, 271040, 286528, 313390, 358160, 364672, 455840, 501424, 542080, 573056, 626780, 716320, 911680, 1002848, 1253560, 1432640, 1823360, 2005696, 2507120, 2865280, 4011392, 5014240, 10028480, 20056960]

約数ペア:

[(1, 20056960), (2, 10028480), (4, 5014240), (5, 4011392), (7, 2865280), (8, 2507120), (10, 2005696), (11, 1823360), (14, 1432640), (16, 1253560), (20, 1002848), (22, 911680), (28, 716320), (32, 626780), (35, 573056), (37, 542080), (40, 501424), (44, 455840), (55, 364672), (56, 358160), (64, 313390), (70, 286528), (74, 271040), (77, 260480), (80, 250712), (88, 227920), (110, 182336), (112, 179080), (121, 165760), (128, 156695), (140, 143264), (148, 135520), (154, 130240), (160, 125356), (176, 113960), (185, 108416), (220, 91168), (224, 89540), (242, 82880), (259, 77440), (280, 71632), (296, 67760), (308, 65120), (320, 62678), (352, 56980), (370, 54208), (385, 52096), (407, 49280), (440, 45584), (448, 44770), (484, 41440), (518, 38720), (560, 35816), (592, 33880), (605, 33152), (616, 32560), (640, 31339), (704, 28490), (740, 27104), (770, 26048), (814, 24640), (847, 23680), (880, 22792), (896, 22385), (968, 20720), (1036, 19360), (1120, 17908), (1184, 16940), (1210, 16576), (1232, 16280), (1295, 15488), (1408, 14245), (1480, 13552), (1540, 13024), (1628, 12320), (1694, 11840), (1760, 11396), (1936, 10360), (2035, 9856), (2072, 9680), (2240, 8954), (2368, 8470), (2420, 8288), (2464, 8140), (2590, 7744), (2849, 7040), (2960, 6776), (3080, 6512), (3256, 6160), (3388, 5920), (3520, 5698), (3872, 5180), (4070, 4928), (4144, 4840), (4235, 4736), (4477, 4480)]