9897380

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{2161}}^1$

素因数の和:2399

約数の個数: 24

約数和(自身を含む): 20884920

約数和(自身を除く): 10987540

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2161, 2290, 4322, 4580, 8644, 10805, 21610, 43220, 494869, 989738, 1979476, 2474345, 4948690, 9897380]

約数ペア:

[(1, 9897380), (2, 4948690), (4, 2474345), (5, 1979476), (10, 989738), (20, 494869), (229, 43220), (458, 21610), (916, 10805), (1145, 8644), (2161, 4580), (2290, 4322)]