4380320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{3911}}^1$

素因数の和:3933

約数の個数: 48

約数和(自身を含む): 11829888

約数和(自身を除く): 7449568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 3911, 7822, 15644, 19555, 27377, 31288, 39110, 54754, 62576, 78220, 109508, 125152, 136885, 156440, 219016, 273770, 312880, 438032, 547540, 625760, 876064, 1095080, 2190160, 4380320]

約数ペア:

[(1, 4380320), (2, 2190160), (4, 1095080), (5, 876064), (7, 625760), (8, 547540), (10, 438032), (14, 312880), (16, 273770), (20, 219016), (28, 156440), (32, 136885), (35, 125152), (40, 109508), (56, 78220), (70, 62576), (80, 54754), (112, 39110), (140, 31288), (160, 27377), (224, 19555), (280, 15644), (560, 7822), (1120, 3911)]