28390096

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:248

約数の個数: 80

約数和(自身を含む): 66852864

約数和(自身を除く): 38462768

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 103, 107, 112, 161, 184, 206, 214, 322, 368, 412, 428, 644, 721, 749, 824, 856, 1288, 1442, 1498, 1648, 1712, 2369, 2461, 2576, 2884, 2996, 4738, 4922, 5768, 5992, 9476, 9844, 11021, 11536, 11984, 16583, 17227, 18952, 19688, 22042, 33166, 34454, 37904, 39376, 44084, 66332, 68908, 77147, 88168, 132664, 137816, 154294, 176336, 253483, 265328, 275632, 308588, 506966, 617176, 1013932, 1234352, 1774381, 2027864, 3548762, 4055728, 7097524, 14195048, 28390096]

約数ペア:

[(1, 28390096), (2, 14195048), (4, 7097524), (7, 4055728), (8, 3548762), (14, 2027864), (16, 1774381), (23, 1234352), (28, 1013932), (46, 617176), (56, 506966), (92, 308588), (103, 275632), (107, 265328), (112, 253483), (161, 176336), (184, 154294), (206, 137816), (214, 132664), (322, 88168), (368, 77147), (412, 68908), (428, 66332), (644, 44084), (721, 39376), (749, 37904), (824, 34454), (856, 33166), (1288, 22042), (1442, 19688), (1498, 18952), (1648, 17227), (1712, 16583), (2369, 11984), (2461, 11536), (2576, 11021), (2884, 9844), (2996, 9476), (4738, 5992), (4922, 5768)]