289375510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{11117}}^1$

素因数の和:11280

約数の個数: 32

約数和(自身を含む): 552342240

約数和(自身を除く): 262966730

約数列:

[1, 2, 5, 10, 19, 38, 95, 137, 190, 274, 685, 1370, 2603, 5206, 11117, 13015, 22234, 26030, 55585, 111170, 211223, 422446, 1056115, 1523029, 2112230, 3046058, 7615145, 15230290, 28937551, 57875102, 144687755, 289375510]

約数ペア:

[(1, 289375510), (2, 144687755), (5, 57875102), (10, 28937551), (19, 15230290), (38, 7615145), (95, 3046058), (137, 2112230), (190, 1523029), (274, 1056115), (685, 422446), (1370, 211223), (2603, 111170), (5206, 55585), (11117, 26030), (13015, 22234)]