71272060

素因数分解:

$2^2\times 5^1\times {\mathrm{907}}^1\times {\mathrm{3929}}^1$

素因数の和:4845

約数の個数: 24

約数和(自身を含む): 149874480

約数和(自身を除く): 78602420

約数列:

[1, 2, 4, 5, 10, 20, 907, 1814, 3628, 3929, 4535, 7858, 9070, 15716, 18140, 19645, 39290, 78580, 3563603, 7127206, 14254412, 17818015, 35636030, 71272060]

約数ペア:

[(1, 71272060), (2, 35636030), (4, 17818015), (5, 14254412), (10, 7127206), (20, 3563603), (907, 78580), (1814, 39290), (3628, 19645), (3929, 18140), (4535, 15716), (7858, 9070)]