8540680

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1433}}^1$

素因数の和:1593

約数の個数: 32

約数和(自身を含む): 19359000

約数和(自身を除く): 10818320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1433, 1490, 2866, 2980, 5732, 5960, 7165, 11464, 14330, 28660, 57320, 213517, 427034, 854068, 1067585, 1708136, 2135170, 4270340, 8540680]

約数ペア:

[(1, 8540680), (2, 4270340), (4, 2135170), (5, 1708136), (8, 1067585), (10, 854068), (20, 427034), (40, 213517), (149, 57320), (298, 28660), (596, 14330), (745, 11464), (1192, 7165), (1433, 5960), (1490, 5732), (2866, 2980)]