15722420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{112303}}^1$

素因数の和:112319

約数の個数: 24

約数和(自身を含む): 37734144

約数和(自身を除く): 22011724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 112303, 224606, 449212, 561515, 786121, 1123030, 1572242, 2246060, 3144484, 3930605, 7861210, 15722420]

約数ペア:

[(1, 15722420), (2, 7861210), (4, 3930605), (5, 3144484), (7, 2246060), (10, 1572242), (14, 1123030), (20, 786121), (28, 561515), (35, 449212), (70, 224606), (140, 112303)]