2048361520

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^2\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:347

約数の個数: 120

約数和(自身を含む): 4967097264

約数和(自身を除く): 2918735744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 67, 80, 94, 134, 173, 188, 235, 268, 335, 346, 376, 470, 536, 670, 692, 752, 865, 940, 1072, 1340, 1384, 1730, 1880, 2209, 2680, 2768, 3149, 3460, 3760, 4418, 5360, 6298, 6920, 8131, 8836, 11045, 11591, 12596, 13840, 15745, 16262, 17672, 22090, 23182, 25192, 31490, 32524, 35344, 40655, 44180, 46364, 50384, 57955, 62980, 65048, 81310, 88360, 92728, 115910, 125960, 130096, 148003, 162620, 176720, 185456, 231820, 251920, 296006, 325240, 382157, 463640, 544777, 592012, 650480, 740015, 764314, 927280, 1089554, 1184024, 1480030, 1528628, 1910785, 2179108, 2368048, 2723885, 2960060, 3057256, 3821570, 4358216, 5447770, 5920120, 6114512, 7643140, 8716432, 10895540, 11840240, 15286280, 21791080, 25604519, 30572560, 43582160, 51209038, 102418076, 128022595, 204836152, 256045190, 409672304, 512090380, 1024180760, 2048361520]

約数ペア:

[(1, 2048361520), (2, 1024180760), (4, 512090380), (5, 409672304), (8, 256045190), (10, 204836152), (16, 128022595), (20, 102418076), (40, 51209038), (47, 43582160), (67, 30572560), (80, 25604519), (94, 21791080), (134, 15286280), (173, 11840240), (188, 10895540), (235, 8716432), (268, 7643140), (335, 6114512), (346, 5920120), (376, 5447770), (470, 4358216), (536, 3821570), (670, 3057256), (692, 2960060), (752, 2723885), (865, 2368048), (940, 2179108), (1072, 1910785), (1340, 1528628), (1384, 1480030), (1730, 1184024), (1880, 1089554), (2209, 927280), (2680, 764314), (2768, 740015), (3149, 650480), (3460, 592012), (3760, 544777), (4418, 463640), (5360, 382157), (6298, 325240), (6920, 296006), (8131, 251920), (8836, 231820), (11045, 185456), (11591, 176720), (12596, 162620), (13840, 148003), (15745, 130096), (16262, 125960), (17672, 115910), (22090, 92728), (23182, 88360), (25192, 81310), (31490, 65048), (32524, 62980), (35344, 57955), (40655, 50384), (44180, 46364)]