4080459980

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1906757}}^1$

素因数の和:1906873

約数の個数: 24

約数和(自身を含む): 8649054288

約数和(自身を除く): 4568594308

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 1906757, 3813514, 7627028, 9533785, 19067570, 38135140, 204022999, 408045998, 816091996, 1020114995, 2040229990, 4080459980]

約数ペア:

[(1, 4080459980), (2, 2040229990), (4, 1020114995), (5, 816091996), (10, 408045998), (20, 204022999), (107, 38135140), (214, 19067570), (428, 9533785), (535, 7627028), (1070, 3813514), (2140, 1906757)]