20803808830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{297197269}}^1$

素因数の和:297197283

約数の個数: 16

約数和(自身を含む): 42796406880

約数和(自身を除く): 21992598050

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 297197269, 594394538, 1485986345, 2080380883, 2971972690, 4160761766, 10401904415, 20803808830]

約数ペア:

[(1, 20803808830), (2, 10401904415), (5, 4160761766), (7, 2971972690), (10, 2080380883), (14, 1485986345), (35, 594394538), (70, 297197269)]