40804538162420

素因数分解:

$2^2\times 5^1\times {\mathrm{2040226908121}}^1$

素因数の和:2040226908130

約数の個数: 12

約数和(自身を含む): 85689530141124

約数和(自身を除く): 44884991978704

約数列:

[1, 2, 4, 5, 10, 20, 2040226908121, 4080453816242, 8160907632484, 10201134540605, 20402269081210, 40804538162420]

約数ペア:

[(1, 40804538162420), (2, 20402269081210), (4, 10201134540605), (5, 8160907632484), (10, 4080453816242), (20, 2040226908121)]