38818540

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{27337}}^1$

素因数の和:27417

約数の個数: 24

約数和(自身を含む): 82670112

約数和(自身を除く): 43851572

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 27337, 54674, 109348, 136685, 273370, 546740, 1940927, 3881854, 7763708, 9704635, 19409270, 38818540]

約数ペア:

[(1, 38818540), (2, 19409270), (4, 9704635), (5, 7763708), (10, 3881854), (20, 1940927), (71, 546740), (142, 273370), (284, 136685), (355, 109348), (710, 54674), (1420, 27337)]