28830220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{75869}}^1$

素因数の和:75897

約数の個数: 24

約数和(自身を含む): 63730800

約数和(自身を除く): 34900580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 75869, 151738, 303476, 379345, 758690, 1441511, 1517380, 2883022, 5766044, 7207555, 14415110, 28830220]

約数ペア:

[(1, 28830220), (2, 14415110), (4, 7207555), (5, 5766044), (10, 2883022), (19, 1517380), (20, 1441511), (38, 758690), (76, 379345), (95, 303476), (190, 151738), (380, 75869)]