996819020

素因数分解:

$2^2\times 5^1\times {\mathrm{49840951}}^1$

素因数の和:49840960

約数の個数: 12

約数和(自身を含む): 2093319984

約数和(自身を除く): 1096500964

約数列:

[1, 2, 4, 5, 10, 20, 49840951, 99681902, 199363804, 249204755, 498409510, 996819020]

約数ペア:

[(1, 996819020), (2, 498409510), (4, 249204755), (5, 199363804), (10, 99681902), (20, 49840951)]