38251390

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{9539}}^1$

素因数の和:9947

約数の個数: 16

約数和(自身を含む): 69031440

約数和(自身を除く): 30780050

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 9539, 19078, 47695, 95390, 3825139, 7650278, 19125695, 38251390]

約数ペア:

[(1, 38251390), (2, 19125695), (5, 7650278), (10, 3825139), (401, 95390), (802, 47695), (2005, 19078), (4010, 9539)]