89200040

素因数分解:

$2^3\times 5^1\times {\mathrm{2230001}}^1$

素因数の和:2230012

約数の個数: 16

約数和(自身を含む): 200700180

約数和(自身を除く): 111500140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2230001, 4460002, 8920004, 11150005, 17840008, 22300010, 44600020, 89200040]

約数ペア:

[(1, 89200040), (2, 44600020), (4, 22300010), (5, 17840008), (8, 11150005), (10, 8920004), (20, 4460002), (40, 2230001)]