28540040

素因数分解:

$2^3\times 5^1\times {\mathrm{713501}}^1$

素因数の和:713512

約数の個数: 16

約数和(自身を含む): 64215180

約数和(自身を除く): 35675140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 713501, 1427002, 2854004, 3567505, 5708008, 7135010, 14270020, 28540040]

約数ペア:

[(1, 28540040), (2, 14270020), (4, 7135010), (5, 5708008), (8, 3567505), (10, 2854004), (20, 1427002), (40, 713501)]