637509740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4553641}}^1$

素因数の和:4553657

約数の個数: 24

約数和(自身を含む): 1530023712

約数和(自身を除く): 892513972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4553641, 9107282, 18214564, 22768205, 31875487, 45536410, 63750974, 91072820, 127501948, 159377435, 318754870, 637509740]

約数ペア:

[(1, 637509740), (2, 318754870), (4, 159377435), (5, 127501948), (7, 91072820), (10, 63750974), (14, 45536410), (20, 31875487), (28, 22768205), (35, 18214564), (70, 9107282), (140, 4553641)]