451352020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3223943}}^1$

素因数の和:3223959

約数の個数: 24

約数和(自身を含む): 1083245184

約数和(自身を除く): 631893164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3223943, 6447886, 12895772, 16119715, 22567601, 32239430, 45135202, 64478860, 90270404, 112838005, 225676010, 451352020]

約数ペア:

[(1, 451352020), (2, 225676010), (4, 112838005), (5, 90270404), (7, 64478860), (10, 45135202), (14, 32239430), (20, 22567601), (28, 16119715), (35, 12895772), (70, 6447886), (140, 3223943)]