31302460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223589}}^1$

素因数の和:223605

約数の個数: 24

約数和(自身を含む): 75126240

約数和(自身を除く): 43823780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223589, 447178, 894356, 1117945, 1565123, 2235890, 3130246, 4471780, 6260492, 7825615, 15651230, 31302460]

約数ペア:

[(1, 31302460), (2, 15651230), (4, 7825615), (5, 6260492), (7, 4471780), (10, 3130246), (14, 2235890), (20, 1565123), (28, 1117945), (35, 894356), (70, 447178), (140, 223589)]