20367991504

素因数分解:

$2^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{439}}^1$

素因数の和:598

約数の個数: 240

約数和(自身を含む): 50156789760

約数和(自身を除く): 29788798256

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 46, 49, 56, 62, 83, 92, 98, 112, 124, 161, 166, 184, 196, 217, 248, 322, 332, 368, 392, 434, 439, 496, 581, 644, 664, 713, 784, 868, 878, 1127, 1162, 1288, 1328, 1426, 1519, 1736, 1756, 1909, 2254, 2324, 2573, 2576, 2852, 3038, 3073, 3472, 3512, 3818, 4067, 4508, 4648, 4991, 5146, 5704, 6076, 6146, 7024, 7636, 8134, 9016, 9296, 9982, 10097, 10292, 11408, 12152, 12292, 13363, 13609, 15272, 16268, 18011, 18032, 19964, 20194, 20584, 21511, 24304, 24584, 26726, 27218, 30544, 32536, 34937, 36022, 36437, 39928, 40388, 41168, 43022, 49168, 53452, 54436, 59179, 65072, 69874, 70679, 72044, 72874, 79856, 80776, 86044, 93541, 95263, 106904, 108872, 118358, 126077, 139748, 141358, 144088, 145748, 161552, 172088, 187082, 190526, 213808, 217744, 236716, 252154, 255059, 279496, 282716, 288176, 291496, 313007, 344176, 374164, 381052, 414253, 473432, 494753, 504308, 510118, 558992, 565432, 582992, 626014, 666841, 748328, 762104, 828506, 838051, 946864, 989506, 1008616, 1020236, 1129547, 1130864, 1252028, 1333682, 1496656, 1524208, 1657012, 1676102, 1785413, 1979012, 2017232, 2040472, 2191049, 2259094, 2504056, 2667364, 2899771, 3314024, 3352204, 3570826, 3958024, 4080944, 4382098, 4518188, 5008112, 5334728, 5799542, 5866357, 6628048, 6704408, 7141652, 7906829, 7916048, 8764196, 9036376, 10669456, 11599084, 11732714, 13408816, 14283304, 15337343, 15813658, 17528392, 18072752, 23198168, 23465428, 25979581, 28566608, 30674686, 31627316, 35056784, 41064499, 46396336, 46930856, 51959162, 55347803, 61349372, 63254632, 82128998, 93861712, 103918324, 110695606, 122698744, 126509264, 164257996, 181857067, 207836648, 221391212, 245397488, 328515992, 363714134, 415673296, 442782424, 657031984, 727428268, 885564848, 1272999469, 1454856536, 2545998938, 2909713072, 5091997876, 10183995752, 20367991504]

約数ペア:

[(1, 20367991504), (2, 10183995752), (4, 5091997876), (7, 2909713072), (8, 2545998938), (14, 1454856536), (16, 1272999469), (23, 885564848), (28, 727428268), (31, 657031984), (46, 442782424), (49, 415673296), (56, 363714134), (62, 328515992), (83, 245397488), (92, 221391212), (98, 207836648), (112, 181857067), (124, 164257996), (161, 126509264), (166, 122698744), (184, 110695606), (196, 103918324), (217, 93861712), (248, 82128998), (322, 63254632), (332, 61349372), (368, 55347803), (392, 51959162), (434, 46930856), (439, 46396336), (496, 41064499), (581, 35056784), (644, 31627316), (664, 30674686), (713, 28566608), (784, 25979581), (868, 23465428), (878, 23198168), (1127, 18072752), (1162, 17528392), (1288, 15813658), (1328, 15337343), (1426, 14283304), (1519, 13408816), (1736, 11732714), (1756, 11599084), (1909, 10669456), (2254, 9036376), (2324, 8764196), (2573, 7916048), (2576, 7906829), (2852, 7141652), (3038, 6704408), (3073, 6628048), (3472, 5866357), (3512, 5799542), (3818, 5334728), (4067, 5008112), (4508, 4518188), (4648, 4382098), (4991, 4080944), (5146, 3958024), (5704, 3570826), (6076, 3352204), (6146, 3314024), (7024, 2899771), (7636, 2667364), (8134, 2504056), (9016, 2259094), (9296, 2191049), (9982, 2040472), (10097, 2017232), (10292, 1979012), (11408, 1785413), (12152, 1676102), (12292, 1657012), (13363, 1524208), (13609, 1496656), (15272, 1333682), (16268, 1252028), (18011, 1130864), (18032, 1129547), (19964, 1020236), (20194, 1008616), (20584, 989506), (21511, 946864), (24304, 838051), (24584, 828506), (26726, 762104), (27218, 748328), (30544, 666841), (32536, 626014), (34937, 582992), (36022, 565432), (36437, 558992), (39928, 510118), (40388, 504308), (41168, 494753), (43022, 473432), (49168, 414253), (53452, 381052), (54436, 374164), (59179, 344176), (65072, 313007), (69874, 291496), (70679, 288176), (72044, 282716), (72874, 279496), (79856, 255059), (80776, 252154), (86044, 236716), (93541, 217744), (95263, 213808), (106904, 190526), (108872, 187082), (118358, 172088), (126077, 161552), (139748, 145748), (141358, 144088)]