40545164

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{4409}}^1$

素因数の和:4454

約数の個数: 36

約数和(自身を含む): 82114200

約数和(自身を除く): 41569036

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 209, 242, 418, 484, 836, 2299, 4409, 4598, 8818, 9196, 17636, 48499, 83771, 96998, 167542, 193996, 335084, 533489, 921481, 1066978, 1842962, 2133956, 3685924, 10136291, 20272582, 40545164]

約数ペア:

[(1, 40545164), (2, 20272582), (4, 10136291), (11, 3685924), (19, 2133956), (22, 1842962), (38, 1066978), (44, 921481), (76, 533489), (121, 335084), (209, 193996), (242, 167542), (418, 96998), (484, 83771), (836, 48499), (2299, 17636), (4409, 9196), (4598, 8818)]