22252000

素因数分解:

$2^5\times 5^3\times {\mathrm{5563}}^1$

素因数の和:5588

約数の個数: 48

約数和(自身を含む): 54682992

約数和(自身を除く): 32430992

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, 5563, 11126, 22252, 27815, 44504, 55630, 89008, 111260, 139075, 178016, 222520, 278150, 445040, 556300, 695375, 890080, 1112600, 1390750, 2225200, 2781500, 4450400, 5563000, 11126000, 22252000]

約数ペア:

[(1, 22252000), (2, 11126000), (4, 5563000), (5, 4450400), (8, 2781500), (10, 2225200), (16, 1390750), (20, 1112600), (25, 890080), (32, 695375), (40, 556300), (50, 445040), (80, 278150), (100, 222520), (125, 178016), (160, 139075), (200, 111260), (250, 89008), (400, 55630), (500, 44504), (800, 27815), (1000, 22252), (2000, 11126), (4000, 5563)]