40578670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 85307904

約数和(自身を除く): 44729234

約数列:

[1, 2, 5, 10, 11, 22, 23, 43, 46, 55, 86, 110, 115, 215, 230, 253, 373, 430, 473, 506, 746, 946, 989, 1265, 1865, 1978, 2365, 2530, 3730, 4103, 4730, 4945, 8206, 8579, 9890, 10879, 16039, 17158, 20515, 21758, 32078, 41030, 42895, 54395, 80195, 85790, 94369, 108790, 160390, 176429, 188738, 352858, 368897, 471845, 737794, 882145, 943690, 1764290, 1844485, 3688970, 4057867, 8115734, 20289335, 40578670]

約数ペア:

[(1, 40578670), (2, 20289335), (5, 8115734), (10, 4057867), (11, 3688970), (22, 1844485), (23, 1764290), (43, 943690), (46, 882145), (55, 737794), (86, 471845), (110, 368897), (115, 352858), (215, 188738), (230, 176429), (253, 160390), (373, 108790), (430, 94369), (473, 85790), (506, 80195), (746, 54395), (946, 42895), (989, 41030), (1265, 32078), (1865, 21758), (1978, 20515), (2365, 17158), (2530, 16039), (3730, 10879), (4103, 9890), (4730, 8579), (4945, 8206)]