20793037860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{383777}}^1$

素因数の和:383842

約数の個数: 144

約数和(自身を含む): 73759061376

約数和(自身を除く): 52966023516

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 60, 63, 70, 84, 86, 90, 105, 126, 129, 140, 172, 180, 210, 215, 252, 258, 301, 315, 387, 420, 430, 516, 602, 630, 645, 774, 860, 903, 1204, 1260, 1290, 1505, 1548, 1806, 1935, 2580, 2709, 3010, 3612, 3870, 4515, 5418, 6020, 7740, 9030, 10836, 13545, 18060, 27090, 54180, 383777, 767554, 1151331, 1535108, 1918885, 2302662, 2686439, 3453993, 3837770, 4605324, 5372878, 5756655, 6907986, 7675540, 8059317, 10745756, 11513310, 13432195, 13815972, 16118634, 16502411, 17269965, 23026620, 24177951, 26864390, 32237268, 33004822, 34539930, 40296585, 48355902, 49507233, 53728780, 66009644, 69079860, 80593170, 82512055, 96711804, 99014466, 115516877, 120889755, 148521699, 161186340, 165024110, 198028932, 231033754, 241779510, 247536165, 297043398, 330048220, 346550631, 462067508, 483559020, 495072330, 577584385, 594086796, 693101262, 742608495, 990144660, 1039651893, 1155168770, 1386202524, 1485216990, 1732753155, 2079303786, 2310337540, 2970433980, 3465506310, 4158607572, 5198259465, 6931012620, 10396518930, 20793037860]

約数ペア:

[(1, 20793037860), (2, 10396518930), (3, 6931012620), (4, 5198259465), (5, 4158607572), (6, 3465506310), (7, 2970433980), (9, 2310337540), (10, 2079303786), (12, 1732753155), (14, 1485216990), (15, 1386202524), (18, 1155168770), (20, 1039651893), (21, 990144660), (28, 742608495), (30, 693101262), (35, 594086796), (36, 577584385), (42, 495072330), (43, 483559020), (45, 462067508), (60, 346550631), (63, 330048220), (70, 297043398), (84, 247536165), (86, 241779510), (90, 231033754), (105, 198028932), (126, 165024110), (129, 161186340), (140, 148521699), (172, 120889755), (180, 115516877), (210, 99014466), (215, 96711804), (252, 82512055), (258, 80593170), (301, 69079860), (315, 66009644), (387, 53728780), (420, 49507233), (430, 48355902), (516, 40296585), (602, 34539930), (630, 33004822), (645, 32237268), (774, 26864390), (860, 24177951), (903, 23026620), (1204, 17269965), (1260, 16502411), (1290, 16118634), (1505, 13815972), (1548, 13432195), (1806, 11513310), (1935, 10745756), (2580, 8059317), (2709, 7675540), (3010, 6907986), (3612, 5756655), (3870, 5372878), (4515, 4605324), (5418, 3837770), (6020, 3453993), (7740, 2686439), (9030, 2302662), (10836, 1918885), (13545, 1535108), (18060, 1151331), (27090, 767554), (54180, 383777)]