10780396

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{499}}^1$

素因数の和:1005

約数の個数: 24

約数和(自身を含む): 20664000

約数和(自身を除く): 9883604

約数列:

[1, 2, 4, 11, 22, 44, 491, 499, 982, 998, 1964, 1996, 5401, 5489, 10802, 10978, 21604, 21956, 245009, 490018, 980036, 2695099, 5390198, 10780396]

約数ペア:

[(1, 10780396), (2, 5390198), (4, 2695099), (11, 980036), (22, 490018), (44, 245009), (491, 21956), (499, 21604), (982, 10978), (998, 10802), (1964, 5489), (1996, 5401)]