8413220

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{7937}}^1$

素因数の和:7999

約数の個数: 24

約数和(自身を含む): 18003384

約数和(自身を除く): 9590164

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 7937, 15874, 31748, 39685, 79370, 158740, 420661, 841322, 1682644, 2103305, 4206610, 8413220]

約数ペア:

[(1, 8413220), (2, 4206610), (4, 2103305), (5, 1682644), (10, 841322), (20, 420661), (53, 158740), (106, 79370), (212, 39685), (265, 31748), (530, 15874), (1060, 7937)]