208184440

素因数分解:

$2^3\times 5^1\times {\mathrm{5204611}}^1$

素因数の和:5204622

約数の個数: 16

約数和(自身を含む): 468415080

約数和(自身を除く): 260230640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5204611, 10409222, 20818444, 26023055, 41636888, 52046110, 104092220, 208184440]

約数ペア:

[(1, 208184440), (2, 104092220), (4, 52046110), (5, 41636888), (8, 26023055), (10, 20818444), (20, 10409222), (40, 5204611)]