39219460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{280139}}^1$

素因数の和:280155

約数の個数: 24

約数和(自身を含む): 94127040

約数和(自身を除く): 54907580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 280139, 560278, 1120556, 1400695, 1960973, 2801390, 3921946, 5602780, 7843892, 9804865, 19609730, 39219460]

約数ペア:

[(1, 39219460), (2, 19609730), (4, 9804865), (5, 7843892), (7, 5602780), (10, 3921946), (14, 2801390), (20, 1960973), (28, 1400695), (35, 1120556), (70, 560278), (140, 280139)]