127901360

素因数分解:

$2^4\times 5^1\times {\mathrm{1598767}}^1$

素因数の和:1598780

約数の個数: 20

約数和(自身を含む): 297370848

約数和(自身を除く): 169469488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1598767, 3197534, 6395068, 7993835, 12790136, 15987670, 25580272, 31975340, 63950680, 127901360]

約数ペア:

[(1, 127901360), (2, 63950680), (4, 31975340), (5, 25580272), (8, 15987670), (10, 12790136), (16, 7993835), (20, 6395068), (40, 3197534), (80, 1598767)]