1279580

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{467}}^1$

素因数の和:613

約数の個数: 24

約数和(自身を含む): 2712528

約数和(自身を除く): 1432948

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 467, 548, 685, 934, 1370, 1868, 2335, 2740, 4670, 9340, 63979, 127958, 255916, 319895, 639790, 1279580]

約数ペア:

[(1, 1279580), (2, 639790), (4, 319895), (5, 255916), (10, 127958), (20, 63979), (137, 9340), (274, 4670), (467, 2740), (548, 2335), (685, 1868), (934, 1370)]