1985984

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:74

約数の個数: 112

約数和(自身を含む): 5462016

約数和(自身を除く): 3476032

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 31, 32, 44, 52, 56, 62, 64, 77, 88, 91, 104, 112, 124, 143, 154, 176, 182, 208, 217, 224, 248, 286, 308, 341, 352, 364, 403, 416, 434, 448, 496, 572, 616, 682, 704, 728, 806, 832, 868, 992, 1001, 1144, 1232, 1364, 1456, 1612, 1736, 1984, 2002, 2288, 2387, 2464, 2728, 2821, 2912, 3224, 3472, 4004, 4433, 4576, 4774, 4928, 5456, 5642, 5824, 6448, 6944, 8008, 8866, 9152, 9548, 10912, 11284, 12896, 13888, 16016, 17732, 19096, 21824, 22568, 25792, 31031, 32032, 35464, 38192, 45136, 62062, 64064, 70928, 76384, 90272, 124124, 141856, 152768, 180544, 248248, 283712, 496496, 992992, 1985984]

約数ペア:

[(1, 1985984), (2, 992992), (4, 496496), (7, 283712), (8, 248248), (11, 180544), (13, 152768), (14, 141856), (16, 124124), (22, 90272), (26, 76384), (28, 70928), (31, 64064), (32, 62062), (44, 45136), (52, 38192), (56, 35464), (62, 32032), (64, 31031), (77, 25792), (88, 22568), (91, 21824), (104, 19096), (112, 17732), (124, 16016), (143, 13888), (154, 12896), (176, 11284), (182, 10912), (208, 9548), (217, 9152), (224, 8866), (248, 8008), (286, 6944), (308, 6448), (341, 5824), (352, 5642), (364, 5456), (403, 4928), (416, 4774), (434, 4576), (448, 4433), (496, 4004), (572, 3472), (616, 3224), (682, 2912), (704, 2821), (728, 2728), (806, 2464), (832, 2387), (868, 2288), (992, 2002), (1001, 1984), (1144, 1736), (1232, 1612), (1364, 1456)]