28488904

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 60912000

約数和(自身を除く): 32423096

約数列:

[1, 2, 4, 8, 19, 23, 29, 38, 46, 58, 76, 92, 116, 152, 184, 232, 281, 437, 551, 562, 667, 874, 1102, 1124, 1334, 1748, 2204, 2248, 2668, 3496, 4408, 5336, 5339, 6463, 8149, 10678, 12673, 12926, 16298, 21356, 25346, 25852, 32596, 42712, 50692, 51704, 65192, 101384, 122797, 154831, 187427, 245594, 309662, 374854, 491188, 619324, 749708, 982376, 1238648, 1499416, 3561113, 7122226, 14244452, 28488904]

約数ペア:

[(1, 28488904), (2, 14244452), (4, 7122226), (8, 3561113), (19, 1499416), (23, 1238648), (29, 982376), (38, 749708), (46, 619324), (58, 491188), (76, 374854), (92, 309662), (116, 245594), (152, 187427), (184, 154831), (232, 122797), (281, 101384), (437, 65192), (551, 51704), (562, 50692), (667, 42712), (874, 32596), (1102, 25852), (1124, 25346), (1334, 21356), (1748, 16298), (2204, 12926), (2248, 12673), (2668, 10678), (3496, 8149), (4408, 6463), (5336, 5339)]