2021817020

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{927439}}^1$

素因数の和:927557

約数の個数: 24

約数和(自身を含む): 4284772800

約数和(自身を除く): 2262955780

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 927439, 1854878, 3709756, 4637195, 9274390, 18548780, 101090851, 202181702, 404363404, 505454255, 1010908510, 2021817020]

約数ペア:

[(1, 2021817020), (2, 1010908510), (4, 505454255), (5, 404363404), (10, 202181702), (20, 101090851), (109, 18548780), (218, 9274390), (436, 4637195), (545, 3709756), (1090, 1854878), (2180, 927439)]