2016900820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{2003}}^1$

素因数の和:2245

約数の個数: 96

約数和(自身を含む): 4848076800

約数和(自身を除く): 2831175980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 199, 220, 230, 253, 398, 460, 506, 796, 995, 1012, 1265, 1990, 2003, 2189, 2530, 3980, 4006, 4378, 4577, 5060, 8012, 8756, 9154, 10015, 10945, 18308, 20030, 21890, 22033, 22885, 40060, 43780, 44066, 45770, 46069, 50347, 88132, 91540, 92138, 100694, 110165, 184276, 201388, 220330, 230345, 251735, 398597, 440660, 460690, 503470, 506759, 797194, 921380, 1006940, 1013518, 1594388, 1992985, 2027036, 2533795, 3985970, 4384567, 5067590, 7971940, 8769134, 9167731, 10135180, 17538268, 18335462, 21922835, 36670924, 43845670, 45838655, 87691340, 91677310, 100845041, 183354620, 201690082, 403380164, 504225205, 1008450410, 2016900820]

約数ペア:

[(1, 2016900820), (2, 1008450410), (4, 504225205), (5, 403380164), (10, 201690082), (11, 183354620), (20, 100845041), (22, 91677310), (23, 87691340), (44, 45838655), (46, 43845670), (55, 36670924), (92, 21922835), (110, 18335462), (115, 17538268), (199, 10135180), (220, 9167731), (230, 8769134), (253, 7971940), (398, 5067590), (460, 4384567), (506, 3985970), (796, 2533795), (995, 2027036), (1012, 1992985), (1265, 1594388), (1990, 1013518), (2003, 1006940), (2189, 921380), (2530, 797194), (3980, 506759), (4006, 503470), (4378, 460690), (4577, 440660), (5060, 398597), (8012, 251735), (8756, 230345), (9154, 220330), (10015, 201388), (10945, 184276), (18308, 110165), (20030, 100694), (21890, 92138), (22033, 91540), (22885, 88132), (40060, 50347), (43780, 46069), (44066, 45770)]