20823700040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{2887}}^1$

素因数の和:3032

約数の個数: 192

約数和(自身を含む): 55936863360

約数和(自身を除く): 35113163320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 97, 104, 110, 130, 143, 169, 194, 220, 260, 286, 338, 388, 440, 485, 520, 572, 676, 715, 776, 845, 970, 1067, 1144, 1261, 1352, 1430, 1690, 1859, 1940, 2134, 2522, 2860, 2887, 3380, 3718, 3880, 4268, 5044, 5335, 5720, 5774, 6305, 6760, 7436, 8536, 9295, 10088, 10670, 11548, 12610, 13871, 14435, 14872, 16393, 18590, 21340, 23096, 25220, 27742, 28870, 31757, 32786, 37180, 37531, 42680, 50440, 55484, 57740, 63514, 65572, 69355, 74360, 75062, 81965, 110968, 115480, 127028, 131144, 138710, 150124, 158785, 163930, 180323, 187655, 254056, 277420, 280039, 300248, 317570, 327860, 360646, 375310, 412841, 487903, 554840, 560078, 635140, 655720, 721292, 750620, 825682, 901615, 975806, 1120156, 1270280, 1400195, 1442584, 1501240, 1651364, 1803230, 1951612, 2064205, 2240312, 2439515, 2800390, 3080429, 3302728, 3606460, 3640507, 3903224, 4128410, 4879030, 5366933, 5600780, 6160858, 7212920, 7281014, 8256820, 9758060, 10733866, 11201560, 12321716, 14562028, 15402145, 16513640, 18202535, 19516120, 21467732, 24643432, 26834665, 29124056, 30804290, 36405070, 40045577, 42935464, 47326591, 53669330, 61608580, 72810140, 80091154, 94653182, 107338660, 123217160, 145620280, 160182308, 189306364, 200227885, 214677320, 236632955, 320364616, 378612728, 400455770, 473265910, 520592501, 800911540, 946531820, 1041185002, 1601823080, 1893063640, 2082370004, 2602962505, 4164740008, 5205925010, 10411850020, 20823700040]

約数ペア:

[(1, 20823700040), (2, 10411850020), (4, 5205925010), (5, 4164740008), (8, 2602962505), (10, 2082370004), (11, 1893063640), (13, 1601823080), (20, 1041185002), (22, 946531820), (26, 800911540), (40, 520592501), (44, 473265910), (52, 400455770), (55, 378612728), (65, 320364616), (88, 236632955), (97, 214677320), (104, 200227885), (110, 189306364), (130, 160182308), (143, 145620280), (169, 123217160), (194, 107338660), (220, 94653182), (260, 80091154), (286, 72810140), (338, 61608580), (388, 53669330), (440, 47326591), (485, 42935464), (520, 40045577), (572, 36405070), (676, 30804290), (715, 29124056), (776, 26834665), (845, 24643432), (970, 21467732), (1067, 19516120), (1144, 18202535), (1261, 16513640), (1352, 15402145), (1430, 14562028), (1690, 12321716), (1859, 11201560), (1940, 10733866), (2134, 9758060), (2522, 8256820), (2860, 7281014), (2887, 7212920), (3380, 6160858), (3718, 5600780), (3880, 5366933), (4268, 4879030), (5044, 4128410), (5335, 3903224), (5720, 3640507), (5774, 3606460), (6305, 3302728), (6760, 3080429), (7436, 2800390), (8536, 2439515), (9295, 2240312), (10088, 2064205), (10670, 1951612), (11548, 1803230), (12610, 1651364), (13871, 1501240), (14435, 1442584), (14872, 1400195), (16393, 1270280), (18590, 1120156), (21340, 975806), (23096, 901615), (25220, 825682), (27742, 750620), (28870, 721292), (31757, 655720), (32786, 635140), (37180, 560078), (37531, 554840), (42680, 487903), (50440, 412841), (55484, 375310), (57740, 360646), (63514, 327860), (65572, 317570), (69355, 300248), (74360, 280039), (75062, 277420), (81965, 254056), (110968, 187655), (115480, 180323), (127028, 163930), (131144, 158785), (138710, 150124)]