55006480

素因数分解:

$2^4\times 5^1\times {\mathrm{687581}}^1$

素因数の和:687594

約数の個数: 20

約数和(自身を含む): 127890252

約数和(自身を除く): 72883772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 687581, 1375162, 2750324, 3437905, 5500648, 6875810, 11001296, 13751620, 27503240, 55006480]

約数ペア:

[(1, 55006480), (2, 27503240), (4, 13751620), (5, 11001296), (8, 6875810), (10, 5500648), (16, 3437905), (20, 2750324), (40, 1375162), (80, 687581)]