2643970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 5505408

約数和(自身を除く): 2861438

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 107, 214, 353, 535, 706, 749, 1070, 1498, 1765, 2471, 3530, 3745, 4942, 7490, 12355, 24710, 37771, 75542, 188855, 264397, 377710, 528794, 1321985, 2643970]

約数ペア:

[(1, 2643970), (2, 1321985), (5, 528794), (7, 377710), (10, 264397), (14, 188855), (35, 75542), (70, 37771), (107, 24710), (214, 12355), (353, 7490), (535, 4942), (706, 3745), (749, 3530), (1070, 2471), (1498, 1765)]