2912946520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{60737}}^1$

素因数の和:60868

約数の個数: 64

約数和(自身を含む): 7215674400

約数和(自身を除く): 4302727880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 109, 110, 218, 220, 436, 440, 545, 872, 1090, 1199, 2180, 2398, 4360, 4796, 5995, 9592, 11990, 23980, 47960, 60737, 121474, 242948, 303685, 485896, 607370, 668107, 1214740, 1336214, 2429480, 2672428, 3340535, 5344856, 6620333, 6681070, 13240666, 13362140, 26481332, 26724280, 33101665, 52962664, 66203330, 72823663, 132406660, 145647326, 264813320, 291294652, 364118315, 582589304, 728236630, 1456473260, 2912946520]

約数ペア:

[(1, 2912946520), (2, 1456473260), (4, 728236630), (5, 582589304), (8, 364118315), (10, 291294652), (11, 264813320), (20, 145647326), (22, 132406660), (40, 72823663), (44, 66203330), (55, 52962664), (88, 33101665), (109, 26724280), (110, 26481332), (218, 13362140), (220, 13240666), (436, 6681070), (440, 6620333), (545, 5344856), (872, 3340535), (1090, 2672428), (1199, 2429480), (2180, 1336214), (2398, 1214740), (4360, 668107), (4796, 607370), (5995, 485896), (9592, 303685), (11990, 242948), (23980, 121474), (47960, 60737)]