27171920

素因数分解:

$2^4\times 5^1\times {\mathrm{339649}}^1$

素因数の和:339662

約数の個数: 20

約数和(自身を含む): 63174900

約数和(自身を除く): 36002980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 339649, 679298, 1358596, 1698245, 2717192, 3396490, 5434384, 6792980, 13585960, 27171920]

約数ペア:

[(1, 27171920), (2, 13585960), (4, 6792980), (5, 5434384), (8, 3396490), (10, 2717192), (16, 1698245), (20, 1358596), (40, 679298), (80, 339649)]