19484480

素因数分解:

$2^6\times 5^1\times {\mathrm{60889}}^1$

素因数の和:60906

約数の個数: 28

約数和(自身を含む): 46398180

約数和(自身を除く): 26913700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 60889, 121778, 243556, 304445, 487112, 608890, 974224, 1217780, 1948448, 2435560, 3896896, 4871120, 9742240, 19484480]

約数ペア:

[(1, 19484480), (2, 9742240), (4, 4871120), (5, 3896896), (8, 2435560), (10, 1948448), (16, 1217780), (20, 974224), (32, 608890), (40, 487112), (64, 304445), (80, 243556), (160, 121778), (320, 60889)]