27008420

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{6997}}^1$

素因数の和:7199

約数の個数: 24

約数和(自身を含む): 57019704

約数和(自身を除く): 30011284

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 6997, 13994, 27988, 34985, 69970, 139940, 1350421, 2700842, 5401684, 6752105, 13504210, 27008420]

約数ペア:

[(1, 27008420), (2, 13504210), (4, 6752105), (5, 5401684), (10, 2700842), (20, 1350421), (193, 139940), (386, 69970), (772, 34985), (965, 27988), (1930, 13994), (3860, 6997)]