20203450

素因数分解:

$2^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{3923}}^1$

素因数の和:4038

約数の個数: 24

約数和(自身を含む): 37952928

約数和(自身を除く): 17749478

約数列:

[1, 2, 5, 10, 25, 50, 103, 206, 515, 1030, 2575, 3923, 5150, 7846, 19615, 39230, 98075, 196150, 404069, 808138, 2020345, 4040690, 10101725, 20203450]

約数ペア:

[(1, 20203450), (2, 10101725), (5, 4040690), (10, 2020345), (25, 808138), (50, 404069), (103, 196150), (206, 98075), (515, 39230), (1030, 19615), (2575, 7846), (3923, 5150)]