39723880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{141871}}^1$

素因数の和:141889

約数の個数: 32

約数和(自身を含む): 102147840

約数和(自身を除く): 62423960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 141871, 283742, 567484, 709355, 993097, 1134968, 1418710, 1986194, 2837420, 3972388, 4965485, 5674840, 7944776, 9930970, 19861940, 39723880]

約数ペア:

[(1, 39723880), (2, 19861940), (4, 9930970), (5, 7944776), (7, 5674840), (8, 4965485), (10, 3972388), (14, 2837420), (20, 1986194), (28, 1418710), (35, 1134968), (40, 993097), (56, 709355), (70, 567484), (140, 283742), (280, 141871)]