90368140

素因数分解:

$2^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{9433}}^1$

素因数の和:9921

約数の個数: 24

約数和(自身を含む): 190189440

約数和(自身を除く): 99821300

約数列:

[1, 2, 4, 5, 10, 20, 479, 958, 1916, 2395, 4790, 9433, 9580, 18866, 37732, 47165, 94330, 188660, 4518407, 9036814, 18073628, 22592035, 45184070, 90368140]

約数ペア:

[(1, 90368140), (2, 45184070), (4, 22592035), (5, 18073628), (10, 9036814), (20, 4518407), (479, 188660), (958, 94330), (1916, 47165), (2395, 37732), (4790, 18866), (9433, 9580)]