806720

素因数分解:

$2^6\times 5^1\times {\mathrm{2521}}^1$

素因数の和:2538

約数の個数: 28

約数和(自身を含む): 1921764

約数和(自身を除く): 1115044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 2521, 5042, 10084, 12605, 20168, 25210, 40336, 50420, 80672, 100840, 161344, 201680, 403360, 806720]

約数ペア:

[(1, 806720), (2, 403360), (4, 201680), (5, 161344), (8, 100840), (10, 80672), (16, 50420), (20, 40336), (32, 25210), (40, 20168), (64, 12605), (80, 10084), (160, 5042), (320, 2521)]