1965680

素因数分解:

$2^4\times 5^1\times {\mathrm{24571}}^1$

素因数の和:24584

約数の個数: 20

約数和(自身を含む): 4570392

約数和(自身を除く): 2604712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 24571, 49142, 98284, 122855, 196568, 245710, 393136, 491420, 982840, 1965680]

約数ペア:

[(1, 1965680), (2, 982840), (4, 491420), (5, 393136), (8, 245710), (10, 196568), (16, 122855), (20, 98284), (40, 49142), (80, 24571)]