1120720

素因数分解:

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

素因数の和:14022

約数の個数: 20

約数和(自身を含む): 2605860

約数和(自身を除く): 1485140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 14009, 28018, 56036, 70045, 112072, 140090, 224144, 280180, 560360, 1120720]

約数ペア:

[(1, 1120720), (2, 560360), (4, 280180), (5, 224144), (8, 140090), (10, 112072), (16, 70045), (20, 56036), (40, 28018), (80, 14009)]