65994460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{471389}}^1$

素因数の和:471405

約数の個数: 24

約数和(自身を含む): 158387040

約数和(自身を除く): 92392580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 471389, 942778, 1885556, 2356945, 3299723, 4713890, 6599446, 9427780, 13198892, 16498615, 32997230, 65994460]

約数ペア:

[(1, 65994460), (2, 32997230), (4, 16498615), (5, 13198892), (7, 9427780), (10, 6599446), (14, 4713890), (20, 3299723), (28, 2356945), (35, 1885556), (70, 942778), (140, 471389)]