69286280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{247451}}^1$

素因数の和:247469

約数の個数: 32

約数和(自身を含む): 178165440

約数和(自身を除く): 108879160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 247451, 494902, 989804, 1237255, 1732157, 1979608, 2474510, 3464314, 4949020, 6928628, 8660785, 9898040, 13857256, 17321570, 34643140, 69286280]

約数ペア:

[(1, 69286280), (2, 34643140), (4, 17321570), (5, 13857256), (7, 9898040), (8, 8660785), (10, 6928628), (14, 4949020), (20, 3464314), (28, 2474510), (35, 1979608), (40, 1732157), (56, 1237255), (70, 989804), (140, 494902), (280, 247451)]