25263590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{20879}}^1$

素因数の和:20908

約数の個数: 24

約数和(自身を含む): 49986720

約数和(自身を除く): 24723130

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 20879, 41758, 104395, 208790, 229669, 459338, 1148345, 2296690, 2526359, 5052718, 12631795, 25263590]

約数ペア:

[(1, 25263590), (2, 12631795), (5, 5052718), (10, 2526359), (11, 2296690), (22, 1148345), (55, 459338), (110, 229669), (121, 208790), (242, 104395), (605, 41758), (1210, 20879)]