2715691540

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{491}}^1\times {\mathrm{2851}}^1$

素因数の和:3448

約数の個数: 48

約数和(自身を含む): 5775505344

約数和(自身を除く): 3059813804

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 491, 970, 982, 1940, 1964, 2455, 2851, 4910, 5702, 9820, 11404, 14255, 28510, 47627, 57020, 95254, 190508, 238135, 276547, 476270, 553094, 952540, 1106188, 1382735, 1399841, 2765470, 2799682, 5530940, 5599364, 6999205, 13998410, 27996820, 135784577, 271569154, 543138308, 678922885, 1357845770, 2715691540]

約数ペア:

[(1, 2715691540), (2, 1357845770), (4, 678922885), (5, 543138308), (10, 271569154), (20, 135784577), (97, 27996820), (194, 13998410), (388, 6999205), (485, 5599364), (491, 5530940), (970, 2799682), (982, 2765470), (1940, 1399841), (1964, 1382735), (2455, 1106188), (2851, 952540), (4910, 553094), (5702, 476270), (9820, 276547), (11404, 238135), (14255, 190508), (28510, 95254), (47627, 57020)]