27937280

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{1559}}^1$

素因数の和:1589

約数の個数: 80

約数和(自身を含む): 76602240

約数和(自身を除く): 48664960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1559, 1792, 2240, 2560, 3118, 3584, 4480, 6236, 7795, 8960, 10913, 12472, 15590, 17920, 21826, 24944, 31180, 43652, 49888, 54565, 62360, 87304, 99776, 109130, 124720, 174608, 199552, 218260, 249440, 349216, 399104, 436520, 498880, 698432, 798208, 873040, 997760, 1396864, 1746080, 1995520, 2793728, 3492160, 3991040, 5587456, 6984320, 13968640, 27937280]

約数ペア:

[(1, 27937280), (2, 13968640), (4, 6984320), (5, 5587456), (7, 3991040), (8, 3492160), (10, 2793728), (14, 1995520), (16, 1746080), (20, 1396864), (28, 997760), (32, 873040), (35, 798208), (40, 698432), (56, 498880), (64, 436520), (70, 399104), (80, 349216), (112, 249440), (128, 218260), (140, 199552), (160, 174608), (224, 124720), (256, 109130), (280, 99776), (320, 87304), (448, 62360), (512, 54565), (560, 49888), (640, 43652), (896, 31180), (1120, 24944), (1280, 21826), (1559, 17920), (1792, 15590), (2240, 12472), (2560, 10913), (3118, 8960), (3584, 7795), (4480, 6236)]