5560420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6781}}^1$

素因数の和:6831

約数の個数: 24

約数和(自身を含む): 11963448

約数和(自身を除く): 6403028

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 6781, 13562, 27124, 33905, 67810, 135620, 278021, 556042, 1112084, 1390105, 2780210, 5560420]

約数ペア:

[(1, 5560420), (2, 2780210), (4, 1390105), (5, 1112084), (10, 556042), (20, 278021), (41, 135620), (82, 67810), (164, 33905), (205, 27124), (410, 13562), (820, 6781)]