26801920

素因数分解:

$2^8\times 5^1\times {\mathrm{20939}}^1$

素因数の和:20960

約数の個数: 36

約数和(自身を含む): 64202040

約数和(自身を除く): 37400120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 20939, 41878, 83756, 104695, 167512, 209390, 335024, 418780, 670048, 837560, 1340096, 1675120, 2680192, 3350240, 5360384, 6700480, 13400960, 26801920]

約数ペア:

[(1, 26801920), (2, 13400960), (4, 6700480), (5, 5360384), (8, 3350240), (10, 2680192), (16, 1675120), (20, 1340096), (32, 837560), (40, 670048), (64, 418780), (80, 335024), (128, 209390), (160, 167512), (256, 104695), (320, 83756), (640, 41878), (1280, 20939)]