19376560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{4943}}^1$

素因数の和:4970

約数の個数: 60

約数和(自身を含む): 52416288

約数和(自身を除く): 33039728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 4943, 9886, 19772, 24715, 34601, 39544, 49430, 69202, 79088, 98860, 138404, 173005, 197720, 242207, 276808, 346010, 395440, 484414, 553616, 692020, 968828, 1211035, 1384040, 1937656, 2422070, 2768080, 3875312, 4844140, 9688280, 19376560]

約数ペア:

[(1, 19376560), (2, 9688280), (4, 4844140), (5, 3875312), (7, 2768080), (8, 2422070), (10, 1937656), (14, 1384040), (16, 1211035), (20, 968828), (28, 692020), (35, 553616), (40, 484414), (49, 395440), (56, 346010), (70, 276808), (80, 242207), (98, 197720), (112, 173005), (140, 138404), (196, 98860), (245, 79088), (280, 69202), (392, 49430), (490, 39544), (560, 34601), (784, 24715), (980, 19772), (1960, 9886), (3920, 4943)]