126509780

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{49807}}^1$

素因数の和:49943

約数の個数: 24

約数和(自身を含む): 267767808

約数和(自身を除く): 141258028

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 49807, 99614, 199228, 249035, 498070, 996140, 6325489, 12650978, 25301956, 31627445, 63254890, 126509780]

約数ペア:

[(1, 126509780), (2, 63254890), (4, 31627445), (5, 25301956), (10, 12650978), (20, 6325489), (127, 996140), (254, 498070), (508, 249035), (635, 199228), (1270, 99614), (2540, 49807)]