2118220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8147}}^1$

素因数の和:8169

約数の個数: 24

約数和(自身を含む): 4791024

約数和(自身を除く): 2672804

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 8147, 16294, 32588, 40735, 81470, 105911, 162940, 211822, 423644, 529555, 1059110, 2118220]

約数ペア:

[(1, 2118220), (2, 1059110), (4, 529555), (5, 423644), (10, 211822), (13, 162940), (20, 105911), (26, 81470), (52, 40735), (65, 32588), (130, 16294), (260, 8147)]