2011856

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:120

約数の個数: 80

約数和(自身を含む): 5142528

約数和(自身を除く): 3130672

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 44, 46, 56, 71, 77, 88, 92, 112, 142, 154, 161, 176, 184, 253, 284, 308, 322, 368, 497, 506, 568, 616, 644, 781, 994, 1012, 1136, 1232, 1288, 1562, 1633, 1771, 1988, 2024, 2576, 3124, 3266, 3542, 3976, 4048, 5467, 6248, 6532, 7084, 7952, 10934, 11431, 12496, 13064, 14168, 17963, 21868, 22862, 26128, 28336, 35926, 43736, 45724, 71852, 87472, 91448, 125741, 143704, 182896, 251482, 287408, 502964, 1005928, 2011856]

約数ペア:

[(1, 2011856), (2, 1005928), (4, 502964), (7, 287408), (8, 251482), (11, 182896), (14, 143704), (16, 125741), (22, 91448), (23, 87472), (28, 71852), (44, 45724), (46, 43736), (56, 35926), (71, 28336), (77, 26128), (88, 22862), (92, 21868), (112, 17963), (142, 14168), (154, 13064), (161, 12496), (176, 11431), (184, 10934), (253, 7952), (284, 7084), (308, 6532), (322, 6248), (368, 5467), (497, 4048), (506, 3976), (568, 3542), (616, 3266), (644, 3124), (781, 2576), (994, 2024), (1012, 1988), (1136, 1771), (1232, 1633), (1288, 1562)]