2548820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4111}}^1$

素因数の和:4151

約数の個数: 24

約数和(自身を含む): 5526528

約数和(自身を除く): 2977708

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 4111, 8222, 16444, 20555, 41110, 82220, 127441, 254882, 509764, 637205, 1274410, 2548820]

約数ペア:

[(1, 2548820), (2, 1274410), (4, 637205), (5, 509764), (10, 254882), (20, 127441), (31, 82220), (62, 41110), (124, 20555), (155, 16444), (310, 8222), (620, 4111)]