197842660

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{87541}}^1$

素因数の和:87663

約数の個数: 24

約数和(自身を含む): 419151096

約数和(自身を除く): 221308436

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 87541, 175082, 350164, 437705, 875410, 1750820, 9892133, 19784266, 39568532, 49460665, 98921330, 197842660]

約数ペア:

[(1, 197842660), (2, 98921330), (4, 49460665), (5, 39568532), (10, 19784266), (20, 9892133), (113, 1750820), (226, 875410), (452, 437705), (565, 350164), (1130, 175082), (2260, 87541)]