20210454880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{12917}}^1$

素因数の和:13077

約数の個数: 192

約数和(自身を含む): 60002353152

約数和(自身を除く): 39791898272

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 127, 140, 154, 160, 176, 220, 224, 254, 280, 308, 352, 385, 440, 508, 560, 616, 635, 770, 880, 889, 1016, 1120, 1232, 1270, 1397, 1540, 1760, 1778, 2032, 2464, 2540, 2794, 3080, 3556, 4064, 4445, 5080, 5588, 6160, 6985, 7112, 8890, 9779, 10160, 11176, 12320, 12917, 13970, 14224, 17780, 19558, 20320, 22352, 25834, 27940, 28448, 35560, 39116, 44704, 48895, 51668, 55880, 64585, 71120, 78232, 90419, 97790, 103336, 111760, 129170, 142087, 142240, 156464, 180838, 195580, 206672, 223520, 258340, 284174, 312928, 361676, 391160, 413344, 452095, 516680, 568348, 710435, 723352, 782320, 904190, 994609, 1033360, 1136696, 1420870, 1446704, 1564640, 1640459, 1808380, 1989218, 2066720, 2273392, 2841740, 2893408, 3280918, 3616760, 3978436, 4546784, 4973045, 5683480, 6561836, 7233520, 7956872, 8202295, 9946090, 11366960, 11483213, 13123672, 14467040, 15913744, 16404590, 18045049, 19892180, 22733920, 22966426, 26247344, 31827488, 32809180, 36090098, 39784360, 45932852, 52494688, 57416065, 65618360, 72180196, 79568720, 90225245, 91865704, 114832130, 126315343, 131236720, 144360392, 159137440, 180450490, 183731408, 229664260, 252630686, 262473440, 288720784, 360900980, 367462816, 459328520, 505261372, 577441568, 631576715, 721801960, 918657040, 1010522744, 1263153430, 1443603920, 1837314080, 2021045488, 2526306860, 2887207840, 4042090976, 5052613720, 10105227440, 20210454880]

約数ペア:

[(1, 20210454880), (2, 10105227440), (4, 5052613720), (5, 4042090976), (7, 2887207840), (8, 2526306860), (10, 2021045488), (11, 1837314080), (14, 1443603920), (16, 1263153430), (20, 1010522744), (22, 918657040), (28, 721801960), (32, 631576715), (35, 577441568), (40, 505261372), (44, 459328520), (55, 367462816), (56, 360900980), (70, 288720784), (77, 262473440), (80, 252630686), (88, 229664260), (110, 183731408), (112, 180450490), (127, 159137440), (140, 144360392), (154, 131236720), (160, 126315343), (176, 114832130), (220, 91865704), (224, 90225245), (254, 79568720), (280, 72180196), (308, 65618360), (352, 57416065), (385, 52494688), (440, 45932852), (508, 39784360), (560, 36090098), (616, 32809180), (635, 31827488), (770, 26247344), (880, 22966426), (889, 22733920), (1016, 19892180), (1120, 18045049), (1232, 16404590), (1270, 15913744), (1397, 14467040), (1540, 13123672), (1760, 11483213), (1778, 11366960), (2032, 9946090), (2464, 8202295), (2540, 7956872), (2794, 7233520), (3080, 6561836), (3556, 5683480), (4064, 4973045), (4445, 4546784), (5080, 3978436), (5588, 3616760), (6160, 3280918), (6985, 2893408), (7112, 2841740), (8890, 2273392), (9779, 2066720), (10160, 1989218), (11176, 1808380), (12320, 1640459), (12917, 1564640), (13970, 1446704), (14224, 1420870), (17780, 1136696), (19558, 1033360), (20320, 994609), (22352, 904190), (25834, 782320), (27940, 723352), (28448, 710435), (35560, 568348), (39116, 516680), (44704, 452095), (48895, 413344), (51668, 391160), (55880, 361676), (64585, 312928), (71120, 284174), (78232, 258340), (90419, 223520), (97790, 206672), (103336, 195580), (111760, 180838), (129170, 156464), (142087, 142240)]