20699040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1487}}^1$

素因数の和:1534

約数の個数: 96

約数和(自身を含む): 67495680

約数和(自身を除く): 46796640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 80, 87, 96, 116, 120, 145, 160, 174, 232, 240, 290, 348, 435, 464, 480, 580, 696, 870, 928, 1160, 1392, 1487, 1740, 2320, 2784, 2974, 3480, 4461, 4640, 5948, 6960, 7435, 8922, 11896, 13920, 14870, 17844, 22305, 23792, 29740, 35688, 43123, 44610, 47584, 59480, 71376, 86246, 89220, 118960, 129369, 142752, 172492, 178440, 215615, 237920, 258738, 344984, 356880, 431230, 517476, 646845, 689968, 713760, 862460, 1034952, 1293690, 1379936, 1724920, 2069904, 2587380, 3449840, 4139808, 5174760, 6899680, 10349520, 20699040]

約数ペア:

[(1, 20699040), (2, 10349520), (3, 6899680), (4, 5174760), (5, 4139808), (6, 3449840), (8, 2587380), (10, 2069904), (12, 1724920), (15, 1379936), (16, 1293690), (20, 1034952), (24, 862460), (29, 713760), (30, 689968), (32, 646845), (40, 517476), (48, 431230), (58, 356880), (60, 344984), (80, 258738), (87, 237920), (96, 215615), (116, 178440), (120, 172492), (145, 142752), (160, 129369), (174, 118960), (232, 89220), (240, 86246), (290, 71376), (348, 59480), (435, 47584), (464, 44610), (480, 43123), (580, 35688), (696, 29740), (870, 23792), (928, 22305), (1160, 17844), (1392, 14870), (1487, 13920), (1740, 11896), (2320, 8922), (2784, 7435), (2974, 6960), (3480, 5948), (4461, 4640)]