20186000

素因数分解:

$2^4\times 5^3\times {\mathrm{10093}}^1$

素因数の和:10116

約数の個数: 40

約数和(自身を含む): 48814584

約数和(自身を除く): 28628584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 10093, 20186, 40372, 50465, 80744, 100930, 161488, 201860, 252325, 403720, 504650, 807440, 1009300, 1261625, 2018600, 2523250, 4037200, 5046500, 10093000, 20186000]

約数ペア:

[(1, 20186000), (2, 10093000), (4, 5046500), (5, 4037200), (8, 2523250), (10, 2018600), (16, 1261625), (20, 1009300), (25, 807440), (40, 504650), (50, 403720), (80, 252325), (100, 201860), (125, 161488), (200, 100930), (250, 80744), (400, 50465), (500, 40372), (1000, 20186), (2000, 10093)]