20294960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{36241}}^1$

素因数の和:36261

約数の個数: 40

約数和(自身を含む): 53928096

約数和(自身を除く): 33633136

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 36241, 72482, 144964, 181205, 253687, 289928, 362410, 507374, 579856, 724820, 1014748, 1268435, 1449640, 2029496, 2536870, 2899280, 4058992, 5073740, 10147480, 20294960]

約数ペア:

[(1, 20294960), (2, 10147480), (4, 5073740), (5, 4058992), (7, 2899280), (8, 2536870), (10, 2029496), (14, 1449640), (16, 1268435), (20, 1014748), (28, 724820), (35, 579856), (40, 507374), (56, 362410), (70, 289928), (80, 253687), (112, 181205), (140, 144964), (280, 72482), (560, 36241)]