401047220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2864623}}^1$

素因数の和:2864639

約数の個数: 24

約数和(自身を含む): 962513664

約数和(自身を除く): 561466444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2864623, 5729246, 11458492, 14323115, 20052361, 28646230, 40104722, 57292460, 80209444, 100261805, 200523610, 401047220]

約数ペア:

[(1, 401047220), (2, 200523610), (4, 100261805), (5, 80209444), (7, 57292460), (10, 40104722), (14, 28646230), (20, 20052361), (28, 14323115), (35, 11458492), (70, 5729246), (140, 2864623)]