28018000

素因数分解:

$2^4\times 5^3\times {\mathrm{14009}}^1$

素因数の和:14032

約数の個数: 40

約数和(自身を含む): 67752360

約数和(自身を除く): 39734360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 14009, 28018, 56036, 70045, 112072, 140090, 224144, 280180, 350225, 560360, 700450, 1120720, 1400900, 1751125, 2801800, 3502250, 5603600, 7004500, 14009000, 28018000]

約数ペア:

[(1, 28018000), (2, 14009000), (4, 7004500), (5, 5603600), (8, 3502250), (10, 2801800), (16, 1751125), (20, 1400900), (25, 1120720), (40, 700450), (50, 560360), (80, 350225), (100, 280180), (125, 224144), (200, 140090), (250, 112072), (400, 70045), (500, 56036), (1000, 28018), (2000, 14009)]