39786530

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{81197}}^1$

素因数の和:81218

約数の個数: 24

約数和(自身を含む): 83309148

約数和(自身を除く): 43522618

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 81197, 162394, 405985, 568379, 811970, 1136758, 2841895, 3978653, 5683790, 7957306, 19893265, 39786530]

約数ペア:

[(1, 39786530), (2, 19893265), (5, 7957306), (7, 5683790), (10, 3978653), (14, 2841895), (35, 1136758), (49, 811970), (70, 568379), (98, 405985), (245, 162394), (490, 81197)]