20004085670

素因数分解:

$2^1\times 5^1\times {\mathrm{91297}}^1\times {\mathrm{21911}}^1$

素因数の和:113215

約数の個数: 16

約数和(自身を含む): 36009391968

約数和(自身を除く): 16005306298

約数列:

[1, 2, 5, 10, 21911, 43822, 91297, 109555, 182594, 219110, 456485, 912970, 2000408567, 4000817134, 10002042835, 20004085670]

約数ペア:

[(1, 20004085670), (2, 10002042835), (5, 4000817134), (10, 2000408567), (21911, 912970), (43822, 456485), (91297, 219110), (109555, 182594)]