20300770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{290011}}^1$

素因数の和:290025

約数の個数: 16

約数和(自身を含む): 41761728

約数和(自身を除く): 21460958

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 290011, 580022, 1450055, 2030077, 2900110, 4060154, 10150385, 20300770]

約数ペア:

[(1, 20300770), (2, 10150385), (5, 4060154), (7, 2900110), (10, 2030077), (14, 1450055), (35, 580022), (70, 290011)]