2004016880

素因数分解:

$2^4\times 5^1\times {\mathrm{25050211}}^1$

素因数の和:25050224

約数の個数: 20

約数和(自身を含む): 4659339432

約数和(自身を除く): 2655322552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25050211, 50100422, 100200844, 125251055, 200401688, 250502110, 400803376, 501004220, 1002008440, 2004016880]

約数ペア:

[(1, 2004016880), (2, 1002008440), (4, 501004220), (5, 400803376), (8, 250502110), (10, 200401688), (16, 125251055), (20, 100200844), (40, 50100422), (80, 25050211)]