4540040

素因数分解:

$2^3\times 5^1\times {\mathrm{113501}}^1$

素因数の和:113512

約数の個数: 16

約数和(自身を含む): 10215180

約数和(自身を除く): 5675140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113501, 227002, 454004, 567505, 908008, 1135010, 2270020, 4540040]

約数ペア:

[(1, 4540040), (2, 2270020), (4, 1135010), (5, 908008), (8, 567505), (10, 454004), (20, 227002), (40, 113501)]