51341780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{366727}}^1$

素因数の和:366743

約数の個数: 24

約数和(自身を含む): 123220608

約数和(自身を除く): 71878828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 366727, 733454, 1466908, 1833635, 2567089, 3667270, 5134178, 7334540, 10268356, 12835445, 25670890, 51341780]

約数ペア:

[(1, 51341780), (2, 25670890), (4, 12835445), (5, 10268356), (7, 7334540), (10, 5134178), (14, 3667270), (20, 2567089), (28, 1833635), (35, 1466908), (70, 733454), (140, 366727)]