1900397800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{1357427}}^1$

素因数の和:1357450

約数の個数: 48

約数和(自身を含む): 5049632160

約数和(自身を除く): 3149234360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 1357427, 2714854, 5429708, 6787135, 9501989, 10859416, 13574270, 19003978, 27148540, 33935675, 38007956, 47509945, 54297080, 67871350, 76015912, 95019890, 135742700, 190039780, 237549725, 271485400, 380079560, 475099450, 950198900, 1900397800]

約数ペア:

[(1, 1900397800), (2, 950198900), (4, 475099450), (5, 380079560), (7, 271485400), (8, 237549725), (10, 190039780), (14, 135742700), (20, 95019890), (25, 76015912), (28, 67871350), (35, 54297080), (40, 47509945), (50, 38007956), (56, 33935675), (70, 27148540), (100, 19003978), (140, 13574270), (175, 10859416), (200, 9501989), (280, 6787135), (350, 5429708), (700, 2714854), (1400, 1357427)]