1294508740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{9246491}}^1$

素因数の和:9246507

約数の個数: 24

約数和(自身を含む): 3106821312

約数和(自身を除く): 1812312572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 9246491, 18492982, 36985964, 46232455, 64725437, 92464910, 129450874, 184929820, 258901748, 323627185, 647254370, 1294508740]

約数ペア:

[(1, 1294508740), (2, 647254370), (4, 323627185), (5, 258901748), (7, 184929820), (10, 129450874), (14, 92464910), (20, 64725437), (28, 46232455), (35, 36985964), (70, 18492982), (140, 9246491)]