20301890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{290027}}^1$

素因数の和:290041

約数の個数: 16

約数和(自身を含む): 41764032

約数和(自身を除く): 21462142

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 290027, 580054, 1450135, 2030189, 2900270, 4060378, 10150945, 20301890]

約数ペア:

[(1, 20301890), (2, 10150945), (5, 4060378), (7, 2900270), (10, 2030189), (14, 1450135), (35, 580054), (70, 290027)]