2782480

素因数分解:

$2^4\times 5^1\times {\mathrm{34781}}^1$

素因数の和:34794

約数の個数: 20

約数和(自身を含む): 6469452

約数和(自身を除く): 3686972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 34781, 69562, 139124, 173905, 278248, 347810, 556496, 695620, 1391240, 2782480]

約数ペア:

[(1, 2782480), (2, 1391240), (4, 695620), (5, 556496), (8, 347810), (10, 278248), (16, 173905), (20, 139124), (40, 69562), (80, 34781)]