29391460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{209939}}^1$

素因数の和:209955

約数の個数: 24

約数和(自身を含む): 70539840

約数和(自身を除く): 41148380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 209939, 419878, 839756, 1049695, 1469573, 2099390, 2939146, 4198780, 5878292, 7347865, 14695730, 29391460]

約数ペア:

[(1, 29391460), (2, 14695730), (4, 7347865), (5, 5878292), (7, 4198780), (10, 2939146), (14, 2099390), (20, 1469573), (28, 1049695), (35, 839756), (70, 419878), (140, 209939)]