205604080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233641}}^1$

素因数の和:233665

約数の個数: 40

約数和(自身を含む): 521488944

約数和(自身を除く): 315884864

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 233641, 467282, 934564, 1168205, 1869128, 2336410, 2570051, 3738256, 4672820, 5140102, 9345640, 10280204, 12850255, 18691280, 20560408, 25700510, 41120816, 51401020, 102802040, 205604080]

約数ペア:

[(1, 205604080), (2, 102802040), (4, 51401020), (5, 41120816), (8, 25700510), (10, 20560408), (11, 18691280), (16, 12850255), (20, 10280204), (22, 9345640), (40, 5140102), (44, 4672820), (55, 3738256), (80, 2570051), (88, 2336410), (110, 1869128), (176, 1168205), (220, 934564), (440, 467282), (880, 233641)]