2020190180

素因数分解:

$2^2\times 5^1\times {\mathrm{101009509}}^1$

素因数の和:101009518

約数の個数: 12

約数和(自身を含む): 4242399420

約数和(自身を除く): 2222209240

約数列:

[1, 2, 4, 5, 10, 20, 101009509, 202019018, 404038036, 505047545, 1010095090, 2020190180]

約数ペア:

[(1, 2020190180), (2, 1010095090), (4, 505047545), (5, 404038036), (10, 202019018), (20, 101009509)]