2016800

素因数分解:

$2^5\times 5^2\times {\mathrm{2521}}^1$

素因数の和:2541

約数の個数: 36

約数和(自身を含む): 4925466

約数和(自身を除く): 2908666

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 2521, 5042, 10084, 12605, 20168, 25210, 40336, 50420, 63025, 80672, 100840, 126050, 201680, 252100, 403360, 504200, 1008400, 2016800]

約数ペア:

[(1, 2016800), (2, 1008400), (4, 504200), (5, 403360), (8, 252100), (10, 201680), (16, 126050), (20, 100840), (25, 80672), (32, 63025), (40, 50420), (50, 40336), (80, 25210), (100, 20168), (160, 12605), (200, 10084), (400, 5042), (800, 2521)]