15139460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{108139}}^1$

素因数の和:108155

約数の個数: 24

約数和(自身を含む): 36335040

約数和(自身を除く): 21195580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 108139, 216278, 432556, 540695, 756973, 1081390, 1513946, 2162780, 3027892, 3784865, 7569730, 15139460]

約数ペア:

[(1, 15139460), (2, 7569730), (4, 3784865), (5, 3027892), (7, 2162780), (10, 1513946), (14, 1081390), (20, 756973), (28, 540695), (35, 432556), (70, 216278), (140, 108139)]