2017775984

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{887}}^1\times {\mathrm{1069}}^1$

素因数の和:1990

約数の個数: 80

約数和(自身を含む): 4712793600

約数和(自身を除く): 2695017616

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 887, 1064, 1069, 1774, 2128, 2138, 3548, 4276, 6209, 7096, 7483, 8552, 12418, 14192, 14966, 16853, 17104, 20311, 24836, 29932, 33706, 40622, 49672, 59864, 67412, 81244, 99344, 117971, 119728, 134824, 142177, 162488, 235942, 269648, 284354, 324976, 471884, 568708, 943768, 948203, 1137416, 1887536, 1896406, 2274832, 3792812, 6637421, 7585624, 13274842, 15171248, 18015857, 26549684, 36031714, 53099368, 72063428, 106198736, 126110999, 144126856, 252221998, 288253712, 504443996, 1008887992, 2017775984]

約数ペア:

[(1, 2017775984), (2, 1008887992), (4, 504443996), (7, 288253712), (8, 252221998), (14, 144126856), (16, 126110999), (19, 106198736), (28, 72063428), (38, 53099368), (56, 36031714), (76, 26549684), (112, 18015857), (133, 15171248), (152, 13274842), (266, 7585624), (304, 6637421), (532, 3792812), (887, 2274832), (1064, 1896406), (1069, 1887536), (1774, 1137416), (2128, 948203), (2138, 943768), (3548, 568708), (4276, 471884), (6209, 324976), (7096, 284354), (7483, 269648), (8552, 235942), (12418, 162488), (14192, 142177), (14966, 134824), (16853, 119728), (17104, 117971), (20311, 99344), (24836, 81244), (29932, 67412), (33706, 59864), (40622, 49672)]