39247460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{280339}}^1$

素因数の和:280355

約数の個数: 24

約数和(自身を含む): 94194240

約数和(自身を除く): 54946780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 280339, 560678, 1121356, 1401695, 1962373, 2803390, 3924746, 5606780, 7849492, 9811865, 19623730, 39247460]

約数ペア:

[(1, 39247460), (2, 19623730), (4, 9811865), (5, 7849492), (7, 5606780), (10, 3924746), (14, 2803390), (20, 1962373), (28, 1401695), (35, 1121356), (70, 560678), (140, 280339)]