4280494550

素因数分解:

$2^1\times 5^2\times {\mathrm{401}}^1\times {\mathrm{213491}}^1$

素因数の和:213904

約数の個数: 24

約数和(自身を含む): 7981611912

約数和(自身を除く): 3701117362

約数列:

[1, 2, 5, 10, 25, 50, 401, 802, 2005, 4010, 10025, 20050, 213491, 426982, 1067455, 2134910, 5337275, 10674550, 85609891, 171219782, 428049455, 856098910, 2140247275, 4280494550]

約数ペア:

[(1, 4280494550), (2, 2140247275), (5, 856098910), (10, 428049455), (25, 171219782), (50, 85609891), (401, 10674550), (802, 5337275), (2005, 2134910), (4010, 1067455), (10025, 426982), (20050, 213491)]