202090990

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{49411}}^1$

素因数の和:49827

約数の個数: 16

約数和(自身を含む): 364660560

約数和(自身を除く): 162569570

約数列:

[1, 2, 5, 10, 409, 818, 2045, 4090, 49411, 98822, 247055, 494110, 20209099, 40418198, 101045495, 202090990]

約数ペア:

[(1, 202090990), (2, 101045495), (5, 40418198), (10, 20209099), (409, 494110), (818, 247055), (2045, 98822), (4090, 49411)]