1400900

素因数分解:

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

素因数の和:14023

約数の個数: 18

約数和(自身を含む): 3040170

約数和(自身を除く): 1639270

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 14009, 28018, 56036, 70045, 140090, 280180, 350225, 700450, 1400900]

約数ペア:

[(1, 1400900), (2, 700450), (4, 350225), (5, 280180), (10, 140090), (20, 70045), (25, 56036), (50, 28018), (100, 14009)]