1001220008

素因数分解:

$2^3\times {\mathrm{401}}^1\times {\mathrm{312101}}^1$

素因数の和:312508

約数の個数: 16

約数和(自身を含む): 1881975060

約数和(自身を除く): 880755052

約数列:

[1, 2, 4, 8, 401, 802, 1604, 3208, 312101, 624202, 1248404, 2496808, 125152501, 250305002, 500610004, 1001220008]

約数ペア:

[(1, 1001220008), (2, 500610004), (4, 250305002), (8, 125152501), (401, 2496808), (802, 1248404), (1604, 624202), (3208, 312101)]