20043947340

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{29671}}^1$

素因数の和:29834

約数の個数: 144

約数和(自身を含む): 63507575040

約数和(自身を除く): 43463627700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 139, 162, 180, 243, 270, 278, 324, 405, 417, 486, 540, 556, 695, 810, 834, 972, 1215, 1251, 1390, 1620, 1668, 2085, 2430, 2502, 2780, 3753, 4170, 4860, 5004, 6255, 7506, 8340, 11259, 12510, 15012, 18765, 22518, 25020, 29671, 33777, 37530, 45036, 56295, 59342, 67554, 75060, 89013, 112590, 118684, 135108, 148355, 168885, 178026, 225180, 267039, 296710, 337770, 356052, 445065, 534078, 593420, 675540, 801117, 890130, 1068156, 1335195, 1602234, 1780260, 2403351, 2670390, 3204468, 4005585, 4124269, 4806702, 5340780, 7210053, 8011170, 8248538, 9613404, 12016755, 12372807, 14420106, 16022340, 16497076, 20621345, 24033510, 24745614, 28840212, 36050265, 37118421, 41242690, 48067020, 49491228, 61864035, 72100530, 74236842, 82485380, 111355263, 123728070, 144201060, 148473684, 185592105, 222710526, 247456140, 334065789, 371184210, 445421052, 556776315, 668131578, 742368420, 1002197367, 1113552630, 1336263156, 1670328945, 2004394734, 2227105260, 3340657890, 4008789468, 5010986835, 6681315780, 10021973670, 20043947340]

約数ペア:

[(1, 20043947340), (2, 10021973670), (3, 6681315780), (4, 5010986835), (5, 4008789468), (6, 3340657890), (9, 2227105260), (10, 2004394734), (12, 1670328945), (15, 1336263156), (18, 1113552630), (20, 1002197367), (27, 742368420), (30, 668131578), (36, 556776315), (45, 445421052), (54, 371184210), (60, 334065789), (81, 247456140), (90, 222710526), (108, 185592105), (135, 148473684), (139, 144201060), (162, 123728070), (180, 111355263), (243, 82485380), (270, 74236842), (278, 72100530), (324, 61864035), (405, 49491228), (417, 48067020), (486, 41242690), (540, 37118421), (556, 36050265), (695, 28840212), (810, 24745614), (834, 24033510), (972, 20621345), (1215, 16497076), (1251, 16022340), (1390, 14420106), (1620, 12372807), (1668, 12016755), (2085, 9613404), (2430, 8248538), (2502, 8011170), (2780, 7210053), (3753, 5340780), (4170, 4806702), (4860, 4124269), (5004, 4005585), (6255, 3204468), (7506, 2670390), (8340, 2403351), (11259, 1780260), (12510, 1602234), (15012, 1335195), (18765, 1068156), (22518, 890130), (25020, 801117), (29671, 675540), (33777, 593420), (37530, 534078), (45036, 445065), (56295, 356052), (59342, 337770), (67554, 296710), (75060, 267039), (89013, 225180), (112590, 178026), (118684, 168885), (135108, 148355)]