8870456

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:204

約数の個数: 64

約数和(自身を含む): 20321280

約数和(自身を除く): 11450824

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 71, 92, 97, 142, 161, 184, 194, 284, 322, 388, 497, 568, 644, 679, 776, 994, 1288, 1358, 1633, 1988, 2231, 2716, 3266, 3976, 4462, 5432, 6532, 6887, 8924, 11431, 13064, 13774, 15617, 17848, 22862, 27548, 31234, 45724, 48209, 55096, 62468, 91448, 96418, 124936, 158401, 192836, 316802, 385672, 633604, 1108807, 1267208, 2217614, 4435228, 8870456]

約数ペア:

[(1, 8870456), (2, 4435228), (4, 2217614), (7, 1267208), (8, 1108807), (14, 633604), (23, 385672), (28, 316802), (46, 192836), (56, 158401), (71, 124936), (92, 96418), (97, 91448), (142, 62468), (161, 55096), (184, 48209), (194, 45724), (284, 31234), (322, 27548), (388, 22862), (497, 17848), (568, 15617), (644, 13774), (679, 13064), (776, 11431), (994, 8924), (1288, 6887), (1358, 6532), (1633, 5432), (1988, 4462), (2231, 3976), (2716, 3266)]