28276000

素因数分解:

$2^5\times 5^3\times {\mathrm{7069}}^1$

素因数の和:7094

約数の個数: 48

約数和(自身を含む): 69483960

約数和(自身を除く): 41207960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 7069, 14138, 28276, 35345, 56552, 70690, 113104, 141380, 176725, 226208, 282760, 353450, 565520, 706900, 883625, 1131040, 1413800, 1767250, 2827600, 3534500, 5655200, 7069000, 14138000, 28276000]

約数ペア:

[(1, 28276000), (2, 14138000), (4, 7069000), (5, 5655200), (8, 3534500), (10, 2827600), (16, 1767250), (20, 1413800), (25, 1131040), (32, 883625), (40, 706900), (50, 565520), (80, 353450), (100, 282760), (125, 226208), (160, 176725), (200, 141380), (250, 113104), (400, 70690), (500, 56552), (800, 35345), (1000, 28276), (2000, 14138), (4000, 7069)]