270412660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1931519}}^1$

素因数の和:1931535

約数の個数: 24

約数和(自身を含む): 648990720

約数和(自身を除く): 378578060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1931519, 3863038, 7726076, 9657595, 13520633, 19315190, 27041266, 38630380, 54082532, 67603165, 135206330, 270412660]

約数ペア:

[(1, 270412660), (2, 135206330), (4, 67603165), (5, 54082532), (7, 38630380), (10, 27041266), (14, 19315190), (20, 13520633), (28, 9657595), (35, 7726076), (70, 3863038), (140, 1931519)]