38640860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47123}}^1$

素因数の和:47173

約数の個数: 24

約数和(自身を含む): 83126736

約数和(自身を除く): 44485876

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 47123, 94246, 188492, 235615, 471230, 942460, 1932043, 3864086, 7728172, 9660215, 19320430, 38640860]

約数ペア:

[(1, 38640860), (2, 19320430), (4, 9660215), (5, 7728172), (10, 3864086), (20, 1932043), (41, 942460), (82, 471230), (164, 235615), (205, 188492), (410, 94246), (820, 47123)]