39993380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{285667}}^1$

素因数の和:285683

約数の個数: 24

約数和(自身を含む): 95984448

約数和(自身を除く): 55991068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 285667, 571334, 1142668, 1428335, 1999669, 2856670, 3999338, 5713340, 7998676, 9998345, 19996690, 39993380]

約数ペア:

[(1, 39993380), (2, 19996690), (4, 9998345), (5, 7998676), (7, 5713340), (10, 3999338), (14, 2856670), (20, 1999669), (28, 1428335), (35, 1142668), (70, 571334), (140, 285667)]