19146160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21757}}^1$

素因数の和:21781

約数の個数: 40

約数和(自身を含む): 48563856

約数和(自身を除く): 29417696

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 21757, 43514, 87028, 108785, 174056, 217570, 239327, 348112, 435140, 478654, 870280, 957308, 1196635, 1740560, 1914616, 2393270, 3829232, 4786540, 9573080, 19146160]

約数ペア:

[(1, 19146160), (2, 9573080), (4, 4786540), (5, 3829232), (8, 2393270), (10, 1914616), (11, 1740560), (16, 1196635), (20, 957308), (22, 870280), (40, 478654), (44, 435140), (55, 348112), (80, 239327), (88, 217570), (110, 174056), (176, 108785), (220, 87028), (440, 43514), (880, 21757)]