2125440040

素因数分解:

$2^3\times 5^1\times {\mathrm{53136001}}^1$

素因数の和:53136012

約数の個数: 16

約数和(自身を含む): 4782240180

約数和(自身を除く): 2656800140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53136001, 106272002, 212544004, 265680005, 425088008, 531360010, 1062720020, 2125440040]

約数ペア:

[(1, 2125440040), (2, 1062720020), (4, 531360010), (5, 425088008), (8, 265680005), (10, 212544004), (20, 106272002), (40, 53136001)]