201415040

素因数分解:

$2^7\times 5^1\times {\mathrm{314711}}^1$

素因数の和:314730

約数の個数: 32

約数和(自身を含む): 481509360

約数和(自身を除く): 280094320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 314711, 629422, 1258844, 1573555, 2517688, 3147110, 5035376, 6294220, 10070752, 12588440, 20141504, 25176880, 40283008, 50353760, 100707520, 201415040]

約数ペア:

[(1, 201415040), (2, 100707520), (4, 50353760), (5, 40283008), (8, 25176880), (10, 20141504), (16, 12588440), (20, 10070752), (32, 6294220), (40, 5035376), (64, 3147110), (80, 2517688), (128, 1573555), (160, 1258844), (320, 629422), (640, 314711)]