2020149140

素因数分解:

$2^2\times 5^1\times {\mathrm{5021}}^1\times {\mathrm{20117}}^1$

素因数の和:25147

約数の個数: 24

約数和(自身を含む): 4243369032

約数和(自身を除く): 2223219892

約数列:

[1, 2, 4, 5, 10, 20, 5021, 10042, 20084, 20117, 25105, 40234, 50210, 80468, 100420, 100585, 201170, 402340, 101007457, 202014914, 404029828, 505037285, 1010074570, 2020149140]

約数ペア:

[(1, 2020149140), (2, 1010074570), (4, 505037285), (5, 404029828), (10, 202014914), (20, 101007457), (5021, 402340), (10042, 201170), (20084, 100585), (20117, 100420), (25105, 80468), (40234, 50210)]