16324520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9491}}^1$

素因数の和:9545

約数の個数: 32

約数和(自身を含む): 37588320

約数和(自身を除く): 21263800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 9491, 18982, 37964, 47455, 75928, 94910, 189820, 379640, 408113, 816226, 1632452, 2040565, 3264904, 4081130, 8162260, 16324520]

約数ペア:

[(1, 16324520), (2, 8162260), (4, 4081130), (5, 3264904), (8, 2040565), (10, 1632452), (20, 816226), (40, 408113), (43, 379640), (86, 189820), (172, 94910), (215, 75928), (344, 47455), (430, 37964), (860, 18982), (1720, 9491)]