126945140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{906751}}^1$

素因数の和:906767

約数の個数: 24

約数和(自身を含む): 304668672

約数和(自身を除く): 177723532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 906751, 1813502, 3627004, 4533755, 6347257, 9067510, 12694514, 18135020, 25389028, 31736285, 63472570, 126945140]

約数ペア:

[(1, 126945140), (2, 63472570), (4, 31736285), (5, 25389028), (7, 18135020), (10, 12694514), (14, 9067510), (20, 6347257), (28, 4533755), (35, 3627004), (70, 1813502), (140, 906751)]