8222980

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1297}}^1$

素因数の和:1623

約数の個数: 24

約数和(自身を含む): 17336088

約数和(自身を除く): 9113108

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1297, 1585, 2594, 3170, 5188, 6340, 6485, 12970, 25940, 411149, 822298, 1644596, 2055745, 4111490, 8222980]

約数ペア:

[(1, 8222980), (2, 4111490), (4, 2055745), (5, 1644596), (10, 822298), (20, 411149), (317, 25940), (634, 12970), (1268, 6485), (1297, 6340), (1585, 5188), (2594, 3170)]