55565680

素因数分解:

$2^4\times 5^1\times {\mathrm{694571}}^1$

素因数の和:694584

約数の個数: 20

約数和(自身を含む): 129190392

約数和(自身を除く): 73624712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 694571, 1389142, 2778284, 3472855, 5556568, 6945710, 11113136, 13891420, 27782840, 55565680]

約数ペア:

[(1, 55565680), (2, 27782840), (4, 13891420), (5, 11113136), (8, 6945710), (10, 5556568), (16, 3472855), (20, 2778284), (40, 1389142), (80, 694571)]