20063360

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:118

約数の個数: 128

約数和(自身を含む): 52876800

約数和(自身を除く): 32813440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 32, 40, 46, 47, 58, 64, 80, 92, 94, 115, 116, 128, 145, 160, 184, 188, 230, 232, 235, 290, 320, 368, 376, 460, 464, 470, 580, 640, 667, 736, 752, 920, 928, 940, 1081, 1160, 1334, 1363, 1472, 1504, 1840, 1856, 1880, 2162, 2320, 2668, 2726, 2944, 3008, 3335, 3680, 3712, 3760, 4324, 4640, 5336, 5405, 5452, 6016, 6670, 6815, 7360, 7520, 8648, 9280, 10672, 10810, 10904, 13340, 13630, 14720, 15040, 17296, 18560, 21344, 21620, 21808, 26680, 27260, 30080, 31349, 34592, 42688, 43240, 43616, 53360, 54520, 62698, 69184, 85376, 86480, 87232, 106720, 109040, 125396, 138368, 156745, 172960, 174464, 213440, 218080, 250792, 313490, 345920, 426880, 436160, 501584, 626980, 691840, 872320, 1003168, 1253960, 2006336, 2507920, 4012672, 5015840, 10031680, 20063360]

約数ペア:

[(1, 20063360), (2, 10031680), (4, 5015840), (5, 4012672), (8, 2507920), (10, 2006336), (16, 1253960), (20, 1003168), (23, 872320), (29, 691840), (32, 626980), (40, 501584), (46, 436160), (47, 426880), (58, 345920), (64, 313490), (80, 250792), (92, 218080), (94, 213440), (115, 174464), (116, 172960), (128, 156745), (145, 138368), (160, 125396), (184, 109040), (188, 106720), (230, 87232), (232, 86480), (235, 85376), (290, 69184), (320, 62698), (368, 54520), (376, 53360), (460, 43616), (464, 43240), (470, 42688), (580, 34592), (640, 31349), (667, 30080), (736, 27260), (752, 26680), (920, 21808), (928, 21620), (940, 21344), (1081, 18560), (1160, 17296), (1334, 15040), (1363, 14720), (1472, 13630), (1504, 13340), (1840, 10904), (1856, 10810), (1880, 10672), (2162, 9280), (2320, 8648), (2668, 7520), (2726, 7360), (2944, 6815), (3008, 6670), (3335, 6016), (3680, 5452), (3712, 5405), (3760, 5336), (4324, 4640)]