25690660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67607}}^1$

素因数の和:67635

約数の個数: 24

約数和(自身を含む): 56790720

約数和(自身を除く): 31100060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 67607, 135214, 270428, 338035, 676070, 1284533, 1352140, 2569066, 5138132, 6422665, 12845330, 25690660]

約数ペア:

[(1, 25690660), (2, 12845330), (4, 6422665), (5, 5138132), (10, 2569066), (19, 1352140), (20, 1284533), (38, 676070), (76, 338035), (95, 270428), (190, 135214), (380, 67607)]