528078740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3771991}}^1$

素因数の和:3772007

約数の個数: 24

約数和(自身を含む): 1267389312

約数和(自身を除く): 739310572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3771991, 7543982, 15087964, 18859955, 26403937, 37719910, 52807874, 75439820, 105615748, 132019685, 264039370, 528078740]

約数ペア:

[(1, 528078740), (2, 264039370), (4, 132019685), (5, 105615748), (7, 75439820), (10, 52807874), (14, 37719910), (20, 26403937), (28, 18859955), (35, 15087964), (70, 7543982), (140, 3771991)]