27870571820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{35863}}^1$

素因数の和:35960

約数の個数: 144

約数和(自身を含む): 74525105088

約数和(自身を除く): 46654533268

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 61, 65, 70, 91, 98, 122, 130, 140, 182, 196, 244, 245, 260, 305, 364, 427, 455, 490, 610, 637, 793, 854, 910, 980, 1220, 1274, 1586, 1708, 1820, 2135, 2548, 2989, 3172, 3185, 3965, 4270, 5551, 5978, 6370, 7930, 8540, 11102, 11956, 12740, 14945, 15860, 22204, 27755, 29890, 35863, 38857, 55510, 59780, 71726, 77714, 111020, 143452, 155428, 179315, 194285, 251041, 358630, 388570, 466219, 502082, 717260, 777140, 932438, 1004164, 1255205, 1757287, 1864876, 2187643, 2331095, 2510410, 3263533, 3514574, 4375286, 4662190, 5020820, 6527066, 7029148, 8750572, 8786435, 9324380, 10938215, 13054132, 15313501, 16317665, 17572870, 21876430, 22844731, 28439359, 30627002, 32635330, 35145740, 43752860, 45689462, 56878718, 61254004, 65270660, 76567505, 91378924, 107194507, 113757436, 114223655, 142196795, 153135010, 199075513, 214389014, 228447310, 284393590, 306270020, 398151026, 428778028, 456894620, 535972535, 568787180, 796302052, 995377565, 1071945070, 1393528591, 1990755130, 2143890140, 2787057182, 3981510260, 5574114364, 6967642955, 13935285910, 27870571820]

約数ペア:

[(1, 27870571820), (2, 13935285910), (4, 6967642955), (5, 5574114364), (7, 3981510260), (10, 2787057182), (13, 2143890140), (14, 1990755130), (20, 1393528591), (26, 1071945070), (28, 995377565), (35, 796302052), (49, 568787180), (52, 535972535), (61, 456894620), (65, 428778028), (70, 398151026), (91, 306270020), (98, 284393590), (122, 228447310), (130, 214389014), (140, 199075513), (182, 153135010), (196, 142196795), (244, 114223655), (245, 113757436), (260, 107194507), (305, 91378924), (364, 76567505), (427, 65270660), (455, 61254004), (490, 56878718), (610, 45689462), (637, 43752860), (793, 35145740), (854, 32635330), (910, 30627002), (980, 28439359), (1220, 22844731), (1274, 21876430), (1586, 17572870), (1708, 16317665), (1820, 15313501), (2135, 13054132), (2548, 10938215), (2989, 9324380), (3172, 8786435), (3185, 8750572), (3965, 7029148), (4270, 6527066), (5551, 5020820), (5978, 4662190), (6370, 4375286), (7930, 3514574), (8540, 3263533), (11102, 2510410), (11956, 2331095), (12740, 2187643), (14945, 1864876), (15860, 1757287), (22204, 1255205), (27755, 1004164), (29890, 932438), (35863, 777140), (38857, 717260), (55510, 502082), (59780, 466219), (71726, 388570), (77714, 358630), (111020, 251041), (143452, 194285), (155428, 179315)]