8272780

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3257}}^1$

素因数の和:3393

約数の個数: 24

約数和(自身を含む): 17515008

約数和(自身を除く): 9242228

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 3257, 6514, 13028, 16285, 32570, 65140, 413639, 827278, 1654556, 2068195, 4136390, 8272780]

約数ペア:

[(1, 8272780), (2, 4136390), (4, 2068195), (5, 1654556), (10, 827278), (20, 413639), (127, 65140), (254, 32570), (508, 16285), (635, 13028), (1270, 6514), (2540, 3257)]