20061356560

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{491}}^1\times {\mathrm{1489}}^1$

素因数の和:2014

約数の個数: 160

約数和(自身を含む): 54541152000

約数和(自身を除く): 34479795440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 491, 560, 686, 784, 980, 982, 1372, 1489, 1715, 1960, 1964, 2455, 2744, 2978, 3430, 3437, 3920, 3928, 4910, 5488, 5956, 6860, 6874, 7445, 7856, 9820, 10423, 11912, 13720, 13748, 14890, 17185, 19640, 20846, 23824, 24059, 27440, 27496, 29780, 34370, 39280, 41692, 48118, 52115, 54992, 59560, 68740, 72961, 83384, 96236, 104230, 119120, 120295, 137480, 145922, 166768, 168413, 192472, 208460, 240590, 274960, 291844, 336826, 364805, 384944, 416920, 481180, 510727, 583688, 673652, 729610, 731099, 833840, 842065, 962360, 1021454, 1167376, 1347304, 1459220, 1462198, 1684130, 1924720, 2042908, 2553635, 2694608, 2918440, 2924396, 3368260, 3655495, 4085816, 5107270, 5117693, 5836880, 5848792, 6736520, 7310990, 8171632, 10214540, 10235386, 11697584, 13473040, 14621980, 20429080, 20470772, 25588465, 29243960, 35823851, 40858160, 40941544, 51176930, 58487920, 71647702, 81883088, 102353860, 143295404, 179119255, 204707720, 250766957, 286590808, 358238510, 409415440, 501533914, 573181616, 716477020, 1003067828, 1253834785, 1432954040, 2006135656, 2507669570, 2865908080, 4012271312, 5015339140, 10030678280, 20061356560]

約数ペア:

[(1, 20061356560), (2, 10030678280), (4, 5015339140), (5, 4012271312), (7, 2865908080), (8, 2507669570), (10, 2006135656), (14, 1432954040), (16, 1253834785), (20, 1003067828), (28, 716477020), (35, 573181616), (40, 501533914), (49, 409415440), (56, 358238510), (70, 286590808), (80, 250766957), (98, 204707720), (112, 179119255), (140, 143295404), (196, 102353860), (245, 81883088), (280, 71647702), (343, 58487920), (392, 51176930), (490, 40941544), (491, 40858160), (560, 35823851), (686, 29243960), (784, 25588465), (980, 20470772), (982, 20429080), (1372, 14621980), (1489, 13473040), (1715, 11697584), (1960, 10235386), (1964, 10214540), (2455, 8171632), (2744, 7310990), (2978, 6736520), (3430, 5848792), (3437, 5836880), (3920, 5117693), (3928, 5107270), (4910, 4085816), (5488, 3655495), (5956, 3368260), (6860, 2924396), (6874, 2918440), (7445, 2694608), (7856, 2553635), (9820, 2042908), (10423, 1924720), (11912, 1684130), (13720, 1462198), (13748, 1459220), (14890, 1347304), (17185, 1167376), (19640, 1021454), (20846, 962360), (23824, 842065), (24059, 833840), (27440, 731099), (27496, 729610), (29780, 673652), (34370, 583688), (39280, 510727), (41692, 481180), (48118, 416920), (52115, 384944), (54992, 364805), (59560, 336826), (68740, 291844), (72961, 274960), (83384, 240590), (96236, 208460), (104230, 192472), (119120, 168413), (120295, 166768), (137480, 145922)]