248075920

素因数分解:

$2^4\times 5^1\times {\mathrm{3100949}}^1$

素因数の和:3100962

約数の個数: 20

約数和(自身を含む): 576776700

約数和(自身を除く): 328700780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3100949, 6201898, 12403796, 15504745, 24807592, 31009490, 49615184, 62018980, 124037960, 248075920]

約数ペア:

[(1, 248075920), (2, 124037960), (4, 62018980), (5, 49615184), (8, 31009490), (10, 24807592), (16, 15504745), (20, 12403796), (40, 6201898), (80, 3100949)]