20703079040

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{43189}}^1$

素因数の和:43322

約数の個数: 128

約数和(自身を含む): 57093724800

約数和(自身を除く): 36390645760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 107, 112, 128, 140, 160, 214, 224, 280, 320, 428, 448, 535, 560, 640, 749, 856, 896, 1070, 1120, 1498, 1712, 2140, 2240, 2996, 3424, 3745, 4280, 4480, 5992, 6848, 7490, 8560, 11984, 13696, 14980, 17120, 23968, 29960, 34240, 43189, 47936, 59920, 68480, 86378, 95872, 119840, 172756, 215945, 239680, 302323, 345512, 431890, 479360, 604646, 691024, 863780, 1209292, 1382048, 1511615, 1727560, 2418584, 2764096, 3023230, 3455120, 4621223, 4837168, 5528192, 6046460, 6910240, 9242446, 9674336, 12092920, 13820480, 18484892, 19348672, 23106115, 24185840, 27640960, 32348561, 36969784, 38697344, 46212230, 48371680, 64697122, 73939568, 92424460, 96743360, 129394244, 147879136, 161742805, 184848920, 193486720, 258788488, 295758272, 323485610, 369697840, 517576976, 591516544, 646971220, 739395680, 1035153952, 1293942440, 1478791360, 2070307904, 2587884880, 2957582720, 4140615808, 5175769760, 10351539520, 20703079040]

約数ペア:

[(1, 20703079040), (2, 10351539520), (4, 5175769760), (5, 4140615808), (7, 2957582720), (8, 2587884880), (10, 2070307904), (14, 1478791360), (16, 1293942440), (20, 1035153952), (28, 739395680), (32, 646971220), (35, 591516544), (40, 517576976), (56, 369697840), (64, 323485610), (70, 295758272), (80, 258788488), (107, 193486720), (112, 184848920), (128, 161742805), (140, 147879136), (160, 129394244), (214, 96743360), (224, 92424460), (280, 73939568), (320, 64697122), (428, 48371680), (448, 46212230), (535, 38697344), (560, 36969784), (640, 32348561), (749, 27640960), (856, 24185840), (896, 23106115), (1070, 19348672), (1120, 18484892), (1498, 13820480), (1712, 12092920), (2140, 9674336), (2240, 9242446), (2996, 6910240), (3424, 6046460), (3745, 5528192), (4280, 4837168), (4480, 4621223), (5992, 3455120), (6848, 3023230), (7490, 2764096), (8560, 2418584), (11984, 1727560), (13696, 1511615), (14980, 1382048), (17120, 1209292), (23968, 863780), (29960, 691024), (34240, 604646), (43189, 479360), (47936, 431890), (59920, 345512), (68480, 302323), (86378, 239680), (95872, 215945), (119840, 172756)]