320982020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{697787}}^1$

素因数の和:697819

約数の個数: 24

約数和(自身を含む): 703370304

約数和(自身を除く): 382388284

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 697787, 1395574, 2791148, 3488935, 6977870, 13955740, 16049101, 32098202, 64196404, 80245505, 160491010, 320982020]

約数ペア:

[(1, 320982020), (2, 160491010), (4, 80245505), (5, 64196404), (10, 32098202), (20, 16049101), (23, 13955740), (46, 6977870), (92, 3488935), (115, 2791148), (230, 1395574), (460, 697787)]