2597800

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 6249600

約数和(自身を除く): 3651800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 419, 620, 775, 838, 1240, 1550, 1676, 2095, 3100, 3352, 4190, 6200, 8380, 10475, 12989, 16760, 20950, 25978, 41900, 51956, 64945, 83800, 103912, 129890, 259780, 324725, 519560, 649450, 1298900, 2597800]

約数ペア:

[(1, 2597800), (2, 1298900), (4, 649450), (5, 519560), (8, 324725), (10, 259780), (20, 129890), (25, 103912), (31, 83800), (40, 64945), (50, 51956), (62, 41900), (100, 25978), (124, 20950), (155, 16760), (200, 12989), (248, 10475), (310, 8380), (419, 6200), (620, 4190), (775, 3352), (838, 3100), (1240, 2095), (1550, 1676)]