208059460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1486139}}^1$

素因数の和:1486155

約数の個数: 24

約数和(自身を含む): 499343040

約数和(自身を除く): 291283580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1486139, 2972278, 5944556, 7430695, 10402973, 14861390, 20805946, 29722780, 41611892, 52014865, 104029730, 208059460]

約数ペア:

[(1, 208059460), (2, 104029730), (4, 52014865), (5, 41611892), (7, 29722780), (10, 20805946), (14, 14861390), (20, 10402973), (28, 7430695), (35, 5944556), (70, 2972278), (140, 1486139)]