205771210

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{12241}}^1$

素因数の和:12330

約数の個数: 24

約数和(自身を含む): 379673388

約数和(自身を除く): 173902178

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 1681, 3362, 8405, 12241, 16810, 24482, 61205, 122410, 501881, 1003762, 2509405, 5018810, 20577121, 41154242, 102885605, 205771210]

約数ペア:

[(1, 205771210), (2, 102885605), (5, 41154242), (10, 20577121), (41, 5018810), (82, 2509405), (205, 1003762), (410, 501881), (1681, 122410), (3362, 61205), (8405, 24482), (12241, 16810)]