248843240

素因数分解:

$2^3\times 5^1\times {\mathrm{6221081}}^1$

素因数の和:6221092

約数の個数: 16

約数和(自身を含む): 559897380

約数和(自身を除く): 311054140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6221081, 12442162, 24884324, 31105405, 49768648, 62210810, 124421620, 248843240]

約数ペア:

[(1, 248843240), (2, 124421620), (4, 62210810), (5, 49768648), (8, 31105405), (10, 24884324), (20, 12442162), (40, 6221081)]