5515697680

素因数分解:

$2^4\times 5^1\times {\mathrm{68946221}}^1$

素因数の和:68946234

約数の個数: 20

約数和(自身を含む): 12823997292

約数和(自身を除く): 7308299612

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 68946221, 137892442, 275784884, 344731105, 551569768, 689462210, 1103139536, 1378924420, 2757848840, 5515697680]

約数ペア:

[(1, 5515697680), (2, 2757848840), (4, 1378924420), (5, 1103139536), (8, 689462210), (10, 551569768), (16, 344731105), (20, 275784884), (40, 137892442), (80, 68946221)]