13070240

素因数分解:

$2^5\times 5^1\times {\mathrm{81689}}^1$

素因数の和:81704

約数の個数: 24

約数和(自身を含む): 30878820

約数和(自身を除く): 17808580

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 81689, 163378, 326756, 408445, 653512, 816890, 1307024, 1633780, 2614048, 3267560, 6535120, 13070240]

約数ペア:

[(1, 13070240), (2, 6535120), (4, 3267560), (5, 2614048), (8, 1633780), (10, 1307024), (16, 816890), (20, 653512), (32, 408445), (40, 326756), (80, 163378), (160, 81689)]