168542440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{383051}}^1$

素因数の和:383073

約数の個数: 32

約数和(自身を含む): 413696160

約数和(自身を除く): 245153720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 383051, 766102, 1532204, 1915255, 3064408, 3830510, 4213561, 7661020, 8427122, 15322040, 16854244, 21067805, 33708488, 42135610, 84271220, 168542440]

約数ペア:

[(1, 168542440), (2, 84271220), (4, 42135610), (5, 33708488), (8, 21067805), (10, 16854244), (11, 15322040), (20, 8427122), (22, 7661020), (40, 4213561), (44, 3830510), (55, 3064408), (88, 1915255), (110, 1532204), (220, 766102), (440, 383051)]