2251520

素因数分解:

$2^8\times 5^1\times {\mathrm{1759}}^1$

素因数の和:1780

約数の個数: 36

約数和(自身を含む): 5396160

約数和(自身を除く): 3144640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 1759, 3518, 7036, 8795, 14072, 17590, 28144, 35180, 56288, 70360, 112576, 140720, 225152, 281440, 450304, 562880, 1125760, 2251520]

約数ペア:

[(1, 2251520), (2, 1125760), (4, 562880), (5, 450304), (8, 281440), (10, 225152), (16, 140720), (20, 112576), (32, 70360), (40, 56288), (64, 35180), (80, 28144), (128, 17590), (160, 14072), (256, 8795), (320, 7036), (640, 3518), (1280, 1759)]