127730480

素因数分解:

$2^4\times 5^1\times {\mathrm{1596631}}^1$

素因数の和:1596644

約数の個数: 20

約数和(自身を含む): 296973552

約数和(自身を除く): 169243072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1596631, 3193262, 6386524, 7983155, 12773048, 15966310, 25546096, 31932620, 63865240, 127730480]

約数ペア:

[(1, 127730480), (2, 63865240), (4, 31932620), (5, 25546096), (8, 15966310), (10, 12773048), (16, 7983155), (20, 6386524), (40, 3193262), (80, 1596631)]