38520140

素因数分解:

$2^2\times 5^1\times {\mathrm{1926007}}^1$

素因数の和:1926016

約数の個数: 12

約数和(自身を含む): 80892336

約数和(自身を除く): 42372196

約数列:

[1, 2, 4, 5, 10, 20, 1926007, 3852014, 7704028, 9630035, 19260070, 38520140]

約数ペア:

[(1, 38520140), (2, 19260070), (4, 9630035), (5, 7704028), (10, 3852014), (20, 1926007)]