20340320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1$

素因数の和:173

約数の個数: 192

約数和(自身を含む): 65028096

約数和(自身を除く): 44687776

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 65, 70, 77, 80, 88, 91, 104, 110, 112, 127, 130, 140, 143, 154, 160, 176, 182, 208, 220, 224, 254, 260, 280, 286, 308, 352, 364, 385, 416, 440, 455, 508, 520, 560, 572, 616, 635, 715, 728, 770, 880, 889, 910, 1001, 1016, 1040, 1120, 1144, 1232, 1270, 1397, 1430, 1456, 1540, 1651, 1760, 1778, 1820, 2002, 2032, 2080, 2288, 2464, 2540, 2794, 2860, 2912, 3080, 3302, 3556, 3640, 4004, 4064, 4445, 4576, 5005, 5080, 5588, 5720, 6160, 6604, 6985, 7112, 7280, 8008, 8255, 8890, 9779, 10010, 10160, 11176, 11440, 11557, 12320, 13208, 13970, 14224, 14560, 16016, 16510, 17780, 18161, 19558, 20020, 20320, 22352, 22880, 23114, 26416, 27940, 28448, 32032, 33020, 35560, 36322, 39116, 40040, 44704, 46228, 48895, 52832, 55880, 57785, 66040, 71120, 72644, 78232, 80080, 90805, 92456, 97790, 111760, 115570, 127127, 132080, 142240, 145288, 156464, 160160, 181610, 184912, 195580, 223520, 231140, 254254, 264160, 290576, 312928, 363220, 369824, 391160, 462280, 508508, 581152, 635635, 726440, 782320, 924560, 1017016, 1271270, 1452880, 1564640, 1849120, 2034032, 2542540, 2905760, 4068064, 5085080, 10170160, 20340320]

約数ペア:

[(1, 20340320), (2, 10170160), (4, 5085080), (5, 4068064), (7, 2905760), (8, 2542540), (10, 2034032), (11, 1849120), (13, 1564640), (14, 1452880), (16, 1271270), (20, 1017016), (22, 924560), (26, 782320), (28, 726440), (32, 635635), (35, 581152), (40, 508508), (44, 462280), (52, 391160), (55, 369824), (56, 363220), (65, 312928), (70, 290576), (77, 264160), (80, 254254), (88, 231140), (91, 223520), (104, 195580), (110, 184912), (112, 181610), (127, 160160), (130, 156464), (140, 145288), (143, 142240), (154, 132080), (160, 127127), (176, 115570), (182, 111760), (208, 97790), (220, 92456), (224, 90805), (254, 80080), (260, 78232), (280, 72644), (286, 71120), (308, 66040), (352, 57785), (364, 55880), (385, 52832), (416, 48895), (440, 46228), (455, 44704), (508, 40040), (520, 39116), (560, 36322), (572, 35560), (616, 33020), (635, 32032), (715, 28448), (728, 27940), (770, 26416), (880, 23114), (889, 22880), (910, 22352), (1001, 20320), (1016, 20020), (1040, 19558), (1120, 18161), (1144, 17780), (1232, 16510), (1270, 16016), (1397, 14560), (1430, 14224), (1456, 13970), (1540, 13208), (1651, 12320), (1760, 11557), (1778, 11440), (1820, 11176), (2002, 10160), (2032, 10010), (2080, 9779), (2288, 8890), (2464, 8255), (2540, 8008), (2794, 7280), (2860, 7112), (2912, 6985), (3080, 6604), (3302, 6160), (3556, 5720), (3640, 5588), (4004, 5080), (4064, 5005), (4445, 4576)]