2251810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1861}}^1$

素因数の和:1890

約数の個数: 24

約数和(自身を含む): 4457628

約数和(自身を除く): 2205818

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 1861, 3722, 9305, 18610, 20471, 40942, 102355, 204710, 225181, 450362, 1125905, 2251810]

約数ペア:

[(1, 2251810), (2, 1125905), (5, 450362), (10, 225181), (11, 204710), (22, 102355), (55, 40942), (110, 20471), (121, 18610), (242, 9305), (605, 3722), (1210, 1861)]