2493620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3041}}^1$

素因数の和:3091

約数の個数: 24

約数和(自身を含む): 5366088

約数和(自身を除く): 2872468

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 3041, 6082, 12164, 15205, 30410, 60820, 124681, 249362, 498724, 623405, 1246810, 2493620]

約数ペア:

[(1, 2493620), (2, 1246810), (4, 623405), (5, 498724), (10, 249362), (20, 124681), (41, 60820), (82, 30410), (164, 15205), (205, 12164), (410, 6082), (820, 3041)]