28473020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{74929}}^1$

素因数の和:74957

約数の個数: 24

約数和(自身を含む): 62941200

約数和(自身を除く): 34468180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 74929, 149858, 299716, 374645, 749290, 1423651, 1498580, 2847302, 5694604, 7118255, 14236510, 28473020]

約数ペア:

[(1, 28473020), (2, 14236510), (4, 7118255), (5, 5694604), (10, 2847302), (19, 1498580), (20, 1423651), (38, 749290), (76, 374645), (95, 299716), (190, 149858), (380, 74929)]