26654860

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{12227}}^1$

素因数の和:12345

約数の個数: 24

約数和(自身を含む): 56493360

約数和(自身を除く): 29838500

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 12227, 24454, 48908, 61135, 122270, 244540, 1332743, 2665486, 5330972, 6663715, 13327430, 26654860]

約数ペア:

[(1, 26654860), (2, 13327430), (4, 6663715), (5, 5330972), (10, 2665486), (20, 1332743), (109, 244540), (218, 122270), (436, 61135), (545, 48908), (1090, 24454), (2180, 12227)]