26323240

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1609}}^1$

素因数の和:2029

約数の個数: 32

約数和(自身を含む): 59409000

約数和(自身を除く): 33085760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 1609, 1636, 2045, 3218, 3272, 4090, 6436, 8045, 8180, 12872, 16090, 16360, 32180, 64360, 658081, 1316162, 2632324, 3290405, 5264648, 6580810, 13161620, 26323240]

約数ペア:

[(1, 26323240), (2, 13161620), (4, 6580810), (5, 5264648), (8, 3290405), (10, 2632324), (20, 1316162), (40, 658081), (409, 64360), (818, 32180), (1609, 16360), (1636, 16090), (2045, 12872), (3218, 8180), (3272, 8045), (4090, 6436)]