2554000

素因数分解:

$2^4\times 5^3\times {\mathrm{1277}}^1$

素因数の和:1300

約数の個数: 40

約数和(自身を含む): 6180408

約数和(自身を除く): 3626408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 1277, 2000, 2554, 5108, 6385, 10216, 12770, 20432, 25540, 31925, 51080, 63850, 102160, 127700, 159625, 255400, 319250, 510800, 638500, 1277000, 2554000]

約数ペア:

[(1, 2554000), (2, 1277000), (4, 638500), (5, 510800), (8, 319250), (10, 255400), (16, 159625), (20, 127700), (25, 102160), (40, 63850), (50, 51080), (80, 31925), (100, 25540), (125, 20432), (200, 12770), (250, 10216), (400, 6385), (500, 5108), (1000, 2554), (1277, 2000)]