40427968

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:162

約数の個数: 112

約数和(自身を含む): 98316288

約数和(自身を除く): 57888320

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 41, 56, 62, 64, 71, 82, 112, 124, 142, 164, 217, 224, 248, 284, 287, 328, 434, 448, 496, 497, 568, 574, 656, 868, 992, 994, 1136, 1148, 1271, 1312, 1736, 1984, 1988, 2201, 2272, 2296, 2542, 2624, 2911, 3472, 3976, 4402, 4544, 4592, 5084, 5822, 6944, 7952, 8804, 8897, 9184, 10168, 11644, 13888, 15407, 15904, 17608, 17794, 18368, 20336, 20377, 23288, 30814, 31808, 35216, 35588, 40672, 40754, 46576, 61628, 70432, 71176, 81344, 81508, 90241, 93152, 123256, 140864, 142352, 163016, 180482, 186304, 246512, 284704, 326032, 360964, 493024, 569408, 631687, 652064, 721928, 986048, 1263374, 1304128, 1443856, 2526748, 2887712, 5053496, 5775424, 10106992, 20213984, 40427968]

約数ペア:

[(1, 40427968), (2, 20213984), (4, 10106992), (7, 5775424), (8, 5053496), (14, 2887712), (16, 2526748), (28, 1443856), (31, 1304128), (32, 1263374), (41, 986048), (56, 721928), (62, 652064), (64, 631687), (71, 569408), (82, 493024), (112, 360964), (124, 326032), (142, 284704), (164, 246512), (217, 186304), (224, 180482), (248, 163016), (284, 142352), (287, 140864), (328, 123256), (434, 93152), (448, 90241), (496, 81508), (497, 81344), (568, 71176), (574, 70432), (656, 61628), (868, 46576), (992, 40754), (994, 40672), (1136, 35588), (1148, 35216), (1271, 31808), (1312, 30814), (1736, 23288), (1984, 20377), (1988, 20336), (2201, 18368), (2272, 17794), (2296, 17608), (2542, 15904), (2624, 15407), (2911, 13888), (3472, 11644), (3976, 10168), (4402, 9184), (4544, 8897), (4592, 8804), (5084, 7952), (5822, 6944)]