560840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2003}}^1$

素因数の和:2021

約数の個数: 32

約数和(自身を含む): 1442880

約数和(自身を除く): 882040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2003, 4006, 8012, 10015, 14021, 16024, 20030, 28042, 40060, 56084, 70105, 80120, 112168, 140210, 280420, 560840]

約数ペア:

[(1, 560840), (2, 280420), (4, 140210), (5, 112168), (7, 80120), (8, 70105), (10, 56084), (14, 40060), (20, 28042), (28, 20030), (35, 16024), (40, 14021), (56, 10015), (70, 8012), (140, 4006), (280, 2003)]