28372432

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:248

約数の個数: 80

約数和(自身を含む): 64424448

約数和(自身を除く): 36052016

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 43, 44, 46, 86, 88, 92, 163, 172, 176, 184, 253, 326, 344, 368, 473, 506, 652, 688, 946, 989, 1012, 1304, 1793, 1892, 1978, 2024, 2608, 3586, 3749, 3784, 3956, 4048, 7009, 7172, 7498, 7568, 7912, 10879, 14018, 14344, 14996, 15824, 21758, 28036, 28688, 29992, 41239, 43516, 56072, 59984, 77099, 82478, 87032, 112144, 154198, 161207, 164956, 174064, 308396, 322414, 329912, 616792, 644828, 659824, 1233584, 1289656, 1773277, 2579312, 3546554, 7093108, 14186216, 28372432]

約数ペア:

[(1, 28372432), (2, 14186216), (4, 7093108), (8, 3546554), (11, 2579312), (16, 1773277), (22, 1289656), (23, 1233584), (43, 659824), (44, 644828), (46, 616792), (86, 329912), (88, 322414), (92, 308396), (163, 174064), (172, 164956), (176, 161207), (184, 154198), (253, 112144), (326, 87032), (344, 82478), (368, 77099), (473, 59984), (506, 56072), (652, 43516), (688, 41239), (946, 29992), (989, 28688), (1012, 28036), (1304, 21758), (1793, 15824), (1892, 14996), (1978, 14344), (2024, 14018), (2608, 10879), (3586, 7912), (3749, 7568), (3784, 7498), (3956, 7172), (4048, 7009)]