247481810

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{60509}}^1$

素因数の和:60925

約数の個数: 16

約数和(自身を含む): 446563800

約数和(自身を除く): 199081990

約数列:

[1, 2, 5, 10, 409, 818, 2045, 4090, 60509, 121018, 302545, 605090, 24748181, 49496362, 123740905, 247481810]

約数ペア:

[(1, 247481810), (2, 123740905), (5, 49496362), (10, 24748181), (409, 605090), (818, 302545), (2045, 121018), (4090, 60509)]