220161177620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{268489241}}^1$

素因数の和:268489291

約数の個数: 24

約数和(自身を含む): 473615022888

約数和(自身を除く): 253453845268

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 268489241, 536978482, 1073956964, 1342446205, 2684892410, 5369784820, 11008058881, 22016117762, 44032235524, 55040294405, 110080588810, 220161177620]

約数ペア:

[(1, 220161177620), (2, 110080588810), (4, 55040294405), (5, 44032235524), (10, 22016117762), (20, 11008058881), (41, 5369784820), (82, 2684892410), (164, 1342446205), (205, 1073956964), (410, 536978482), (820, 268489241)]