20896562400

素因数分解:

$2^5\times 3^1\times 5^2\times 7^1\times {\mathrm{1243843}}^1$

素因数の和:1243873

約数の個数: 144

約数和(自身を含む): 77735274624

約数和(自身を除く): 56838712224

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 96, 100, 105, 112, 120, 140, 150, 160, 168, 175, 200, 210, 224, 240, 280, 300, 336, 350, 400, 420, 480, 525, 560, 600, 672, 700, 800, 840, 1050, 1120, 1200, 1400, 1680, 2100, 2400, 2800, 3360, 4200, 5600, 8400, 16800, 1243843, 2487686, 3731529, 4975372, 6219215, 7463058, 8706901, 9950744, 12438430, 14926116, 17413802, 18657645, 19901488, 24876860, 26120703, 29852232, 31096075, 34827604, 37315290, 39802976, 43534505, 49753720, 52241406, 59704464, 62192150, 69655208, 74630580, 87069010, 93288225, 99507440, 104482812, 119408928, 124384300, 130603515, 139310416, 149261160, 174138020, 186576450, 199014880, 208965624, 217672525, 248768600, 261207030, 278620832, 298522320, 348276040, 373152900, 417931248, 435345050, 497537200, 522414060, 597044640, 653017575, 696552080, 746305800, 835862496, 870690100, 995074400, 1044828120, 1306035150, 1393104160, 1492611600, 1741380200, 2089656240, 2612070300, 2985223200, 3482760400, 4179312480, 5224140600, 6965520800, 10448281200, 20896562400]

約数ペア:

[(1, 20896562400), (2, 10448281200), (3, 6965520800), (4, 5224140600), (5, 4179312480), (6, 3482760400), (7, 2985223200), (8, 2612070300), (10, 2089656240), (12, 1741380200), (14, 1492611600), (15, 1393104160), (16, 1306035150), (20, 1044828120), (21, 995074400), (24, 870690100), (25, 835862496), (28, 746305800), (30, 696552080), (32, 653017575), (35, 597044640), (40, 522414060), (42, 497537200), (48, 435345050), (50, 417931248), (56, 373152900), (60, 348276040), (70, 298522320), (75, 278620832), (80, 261207030), (84, 248768600), (96, 217672525), (100, 208965624), (105, 199014880), (112, 186576450), (120, 174138020), (140, 149261160), (150, 139310416), (160, 130603515), (168, 124384300), (175, 119408928), (200, 104482812), (210, 99507440), (224, 93288225), (240, 87069010), (280, 74630580), (300, 69655208), (336, 62192150), (350, 59704464), (400, 52241406), (420, 49753720), (480, 43534505), (525, 39802976), (560, 37315290), (600, 34827604), (672, 31096075), (700, 29852232), (800, 26120703), (840, 24876860), (1050, 19901488), (1120, 18657645), (1200, 17413802), (1400, 14926116), (1680, 12438430), (2100, 9950744), (2400, 8706901), (2800, 7463058), (3360, 6219215), (4200, 4975372), (5600, 3731529), (8400, 2487686), (16800, 1243843)]