28908850

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{10909}}^1$

素因数の和:10974

約数の個数: 24

約数和(自身を含む): 54790020

約数和(自身を除く): 25881170

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 530, 1325, 2650, 10909, 21818, 54545, 109090, 272725, 545450, 578177, 1156354, 2890885, 5781770, 14454425, 28908850]

約数ペア:

[(1, 28908850), (2, 14454425), (5, 5781770), (10, 2890885), (25, 1156354), (50, 578177), (53, 545450), (106, 272725), (265, 109090), (530, 54545), (1325, 21818), (2650, 10909)]