About the Number

2005705730

2005705729 ← → 2005705731

2進数表記:1110111100011001010010000000010

漢数字表記:二十億五百七十万五千七百三十

素因数分解:

2 1 × 5 1 × 7 2 × 17 1 × 47 2 × 109 1

素因数の和:241
約数の個数: 144
約数和(自身を含む): 4585050360
約数和(自身を除く): 2579344630

約数列:
[1, 2, 5, 7, 10, 14, 17, 34, 35, 47, 49, 70, 85, 94, 98, 109, 119, 170, 218, 235, 238, 245, 329, 470, 490, 545, 595, 658, 763, 799, 833, 1090, 1190, 1526, 1598, 1645, 1666, 1853, 2209, 2303, 3290, 3706, 3815, 3995, 4165, 4418, 4606, 5123, 5341, 5593, 7630, 7990, 8330, 9265, 10246, 10682, 11045, 11186, 11515, 12971, 15463, 18530, 22090, 23030, 25615, 25942, 26705, 27965, 30926, 35861, 37553, 39151, 51230, 53410, 55930, 64855, 71722, 75106, 77315, 78302, 87091, 90797, 108241, 129710, 154630, 174182, 179305, 181594, 187765, 195755, 216482, 240781, 251027, 262871, 358610, 375530, 391510, 435455, 453985, 481562, 502054, 525742, 541205, 609637, 870910, 907970, 1082410, 1203905, 1219274, 1255135, 1314355, 1685467, 1840097, 2407810, 2510270, 2628710, 3048185, 3370934, 3680194, 4093277, 4267459, 6096370, 8186554, 8427335, 8534918, 9200485, 11798269, 16854670, 18400970, 20466385, 21337295, 23596538, 28652939, 40932770, 42674590, 57305878, 58991345, 117982690, 143264695, 200570573, 286529390, 401141146, 1002852865, 2005705730]

約数ペア:
[(1, 2005705730), (2, 1002852865), (5, 401141146), (7, 286529390), (10, 200570573), (14, 143264695), (17, 117982690), (34, 58991345), (35, 57305878), (47, 42674590), (49, 40932770), (70, 28652939), (85, 23596538), (94, 21337295), (98, 20466385), (109, 18400970), (119, 16854670), (170, 11798269), (218, 9200485), (235, 8534918), (238, 8427335), (245, 8186554), (329, 6096370), (470, 4267459), (490, 4093277), (545, 3680194), (595, 3370934), (658, 3048185), (763, 2628710), (799, 2510270), (833, 2407810), (1090, 1840097), (1190, 1685467), (1526, 1314355), (1598, 1255135), (1645, 1219274), (1666, 1203905), (1853, 1082410), (2209, 907970), (2303, 870910), (3290, 609637), (3706, 541205), (3815, 525742), (3995, 502054), (4165, 481562), (4418, 453985), (4606, 435455), (5123, 391510), (5341, 375530), (5593, 358610), (7630, 262871), (7990, 251027), (8330, 240781), (9265, 216482), (10246, 195755), (10682, 187765), (11045, 181594), (11186, 179305), (11515, 174182), (12971, 154630), (15463, 129710), (18530, 108241), (22090, 90797), (23030, 87091), (25615, 78302), (25942, 77315), (26705, 75106), (27965, 71722), (30926, 64855), (35861, 55930), (37553, 53410), (39151, 51230)]

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