2008504000

素因数分解:

$2^6\times 5^3\times {\mathrm{251063}}^1$

素因数の和:251090

約数の個数: 56

約数和(自身を含む): 4974079968

約数和(自身を除く): 2965575968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 800, 1000, 1600, 2000, 4000, 8000, 251063, 502126, 1004252, 1255315, 2008504, 2510630, 4017008, 5021260, 6276575, 8034016, 10042520, 12553150, 16068032, 20085040, 25106300, 31382875, 40170080, 50212600, 62765750, 80340160, 100425200, 125531500, 200850400, 251063000, 401700800, 502126000, 1004252000, 2008504000]

約数ペア:

[(1, 2008504000), (2, 1004252000), (4, 502126000), (5, 401700800), (8, 251063000), (10, 200850400), (16, 125531500), (20, 100425200), (25, 80340160), (32, 62765750), (40, 50212600), (50, 40170080), (64, 31382875), (80, 25106300), (100, 20085040), (125, 16068032), (160, 12553150), (200, 10042520), (250, 8034016), (320, 6276575), (400, 5021260), (500, 4017008), (800, 2510630), (1000, 2008504), (1600, 1255315), (2000, 1004252), (4000, 502126), (8000, 251063)]