20435262870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{1559}}^1$

素因数の和:1771

約数の個数: 192

約数和(自身を含む): 56647019520

約数和(自身を除く): 36211756650

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 55, 66, 69, 110, 115, 121, 138, 157, 165, 230, 242, 253, 314, 330, 345, 363, 471, 506, 605, 690, 726, 759, 785, 942, 1210, 1265, 1518, 1559, 1570, 1727, 1815, 2355, 2530, 2783, 3118, 3454, 3611, 3630, 3795, 4677, 4710, 5181, 5566, 7222, 7590, 7795, 8349, 8635, 9354, 10362, 10833, 13915, 15590, 16698, 17149, 17270, 18055, 18997, 21666, 23385, 25905, 27830, 34298, 35857, 36110, 37994, 39721, 41745, 46770, 51447, 51810, 54165, 56991, 71714, 79442, 83490, 85745, 94985, 102894, 107571, 108330, 113982, 119163, 171490, 179285, 188639, 189970, 198605, 215142, 238326, 244763, 257235, 284955, 358570, 377278, 394427, 397210, 436931, 489526, 514470, 537855, 565917, 569910, 595815, 734289, 788854, 873862, 943195, 1075710, 1131834, 1183281, 1191630, 1223815, 1310793, 1468578, 1886390, 1972135, 2184655, 2366562, 2447630, 2621586, 2692393, 2829585, 3671445, 3944270, 4338697, 4369310, 5384786, 5629549, 5659170, 5916405, 6553965, 7342890, 8077179, 8677394, 11259098, 11832810, 13016091, 13107930, 13461965, 16154358, 16888647, 21693485, 26032182, 26923930, 28147745, 29616323, 33777294, 40385895, 43386970, 56295490, 59232646, 61925039, 65080455, 80771790, 84443235, 88848969, 123850078, 130160910, 148081615, 168886470, 177697938, 185775117, 296163230, 309625195, 371550234, 444244845, 619250390, 681175429, 888489690, 928875585, 1362350858, 1857751170, 2043526287, 3405877145, 4087052574, 6811754290, 10217631435, 20435262870]

約数ペア:

[(1, 20435262870), (2, 10217631435), (3, 6811754290), (5, 4087052574), (6, 3405877145), (10, 2043526287), (11, 1857751170), (15, 1362350858), (22, 928875585), (23, 888489690), (30, 681175429), (33, 619250390), (46, 444244845), (55, 371550234), (66, 309625195), (69, 296163230), (110, 185775117), (115, 177697938), (121, 168886470), (138, 148081615), (157, 130160910), (165, 123850078), (230, 88848969), (242, 84443235), (253, 80771790), (314, 65080455), (330, 61925039), (345, 59232646), (363, 56295490), (471, 43386970), (506, 40385895), (605, 33777294), (690, 29616323), (726, 28147745), (759, 26923930), (785, 26032182), (942, 21693485), (1210, 16888647), (1265, 16154358), (1518, 13461965), (1559, 13107930), (1570, 13016091), (1727, 11832810), (1815, 11259098), (2355, 8677394), (2530, 8077179), (2783, 7342890), (3118, 6553965), (3454, 5916405), (3611, 5659170), (3630, 5629549), (3795, 5384786), (4677, 4369310), (4710, 4338697), (5181, 3944270), (5566, 3671445), (7222, 2829585), (7590, 2692393), (7795, 2621586), (8349, 2447630), (8635, 2366562), (9354, 2184655), (10362, 1972135), (10833, 1886390), (13915, 1468578), (15590, 1310793), (16698, 1223815), (17149, 1191630), (17270, 1183281), (18055, 1131834), (18997, 1075710), (21666, 943195), (23385, 873862), (25905, 788854), (27830, 734289), (34298, 595815), (35857, 569910), (36110, 565917), (37994, 537855), (39721, 514470), (41745, 489526), (46770, 436931), (51447, 397210), (51810, 394427), (54165, 377278), (56991, 358570), (71714, 284955), (79442, 257235), (83490, 244763), (85745, 238326), (94985, 215142), (102894, 198605), (107571, 189970), (108330, 188639), (113982, 179285), (119163, 171490)]