30988420

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{3361}}^1$

素因数の和:3831

約数の個数: 24

約数和(自身を含む): 65236248

約数和(自身を除く): 34247828

約数列:

[1, 2, 4, 5, 10, 20, 461, 922, 1844, 2305, 3361, 4610, 6722, 9220, 13444, 16805, 33610, 67220, 1549421, 3098842, 6197684, 7747105, 15494210, 30988420]

約数ペア:

[(1, 30988420), (2, 15494210), (4, 7747105), (5, 6197684), (10, 3098842), (20, 1549421), (461, 67220), (922, 33610), (1844, 16805), (2305, 13444), (3361, 9220), (4610, 6722)]