200640412

素因数分解:

$2^2\times 7^1\times {\mathrm{7165729}}^1$

素因数の和:7165740

約数の個数: 12

約数和(自身を含む): 401280880

約数和(自身を除く): 200640468

約数列:

[1, 2, 4, 7, 14, 28, 7165729, 14331458, 28662916, 50160103, 100320206, 200640412]

約数ペア:

[(1, 200640412), (2, 100320206), (4, 50160103), (7, 28662916), (14, 14331458), (28, 7165729)]