2011122980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2452589}}^1$

素因数の和:2452639

約数の個数: 24

約数和(自身を含む): 4326368760

約数和(自身を除く): 2315245780

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 2452589, 4905178, 9810356, 12262945, 24525890, 49051780, 100556149, 201112298, 402224596, 502780745, 1005561490, 2011122980]

約数ペア:

[(1, 2011122980), (2, 1005561490), (4, 502780745), (5, 402224596), (10, 201112298), (20, 100556149), (41, 49051780), (82, 24525890), (164, 12262945), (205, 9810356), (410, 4905178), (820, 2452589)]