25485220

素因数分解:

$2^2\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{1201}}^1$

素因数の和:2271

約数の個数: 24

約数和(自身を含む): 53614008

約数和(自身を除く): 28128788

約数列:

[1, 2, 4, 5, 10, 20, 1061, 1201, 2122, 2402, 4244, 4804, 5305, 6005, 10610, 12010, 21220, 24020, 1274261, 2548522, 5097044, 6371305, 12742610, 25485220]

約数ペア:

[(1, 25485220), (2, 12742610), (4, 6371305), (5, 5097044), (10, 2548522), (20, 1274261), (1061, 24020), (1201, 21220), (2122, 12010), (2402, 10610), (4244, 6005), (4804, 5305)]