55537540

素因数分解:

$2^2\times 5^1\times {\mathrm{1297}}^1\times {\mathrm{2141}}^1$

素因数の和:3447

約数の個数: 24

約数和(自身を含む): 116773272

約数和(自身を除く): 61235732

約数列:

[1, 2, 4, 5, 10, 20, 1297, 2141, 2594, 4282, 5188, 6485, 8564, 10705, 12970, 21410, 25940, 42820, 2776877, 5553754, 11107508, 13884385, 27768770, 55537540]

約数ペア:

[(1, 55537540), (2, 27768770), (4, 13884385), (5, 11107508), (10, 5553754), (20, 2776877), (1297, 42820), (2141, 25940), (2594, 21410), (4282, 12970), (5188, 10705), (6485, 8564)]