408032852

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{990371}}^1$

素因数の和:990478

約数の個数: 12

約数和(自身を含む): 720990816

約数和(自身を除く): 312957964

約数列:

[1, 2, 4, 103, 206, 412, 990371, 1980742, 3961484, 102008213, 204016426, 408032852]

約数ペア:

[(1, 408032852), (2, 204016426), (4, 102008213), (103, 3961484), (206, 1980742), (412, 990371)]