20147000

素因数分解:

$2^3\times 5^3\times {\mathrm{20147}}^1$

素因数の和:20168

約数の個数: 32

約数和(自身を含む): 47146320

約数和(自身を除く): 26999320

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 20147, 40294, 80588, 100735, 161176, 201470, 402940, 503675, 805880, 1007350, 2014700, 2518375, 4029400, 5036750, 10073500, 20147000]

約数ペア:

[(1, 20147000), (2, 10073500), (4, 5036750), (5, 4029400), (8, 2518375), (10, 2014700), (20, 1007350), (25, 805880), (40, 503675), (50, 402940), (100, 201470), (125, 161176), (200, 100735), (250, 80588), (500, 40294), (1000, 20147)]