9905940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5003}}^1$

素因数の和:5029

約数の個数: 72

約数和(自身を含む): 32786208

約数和(自身を除く): 22880268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 5003, 10006, 15009, 20012, 25015, 30018, 45027, 50030, 55033, 60036, 75045, 90054, 100060, 110066, 150090, 165099, 180108, 220132, 225135, 275165, 300180, 330198, 450270, 495297, 550330, 660396, 825495, 900540, 990594, 1100660, 1650990, 1981188, 2476485, 3301980, 4952970, 9905940]

約数ペア:

[(1, 9905940), (2, 4952970), (3, 3301980), (4, 2476485), (5, 1981188), (6, 1650990), (9, 1100660), (10, 990594), (11, 900540), (12, 825495), (15, 660396), (18, 550330), (20, 495297), (22, 450270), (30, 330198), (33, 300180), (36, 275165), (44, 225135), (45, 220132), (55, 180108), (60, 165099), (66, 150090), (90, 110066), (99, 100060), (110, 90054), (132, 75045), (165, 60036), (180, 55033), (198, 50030), (220, 45027), (330, 30018), (396, 25015), (495, 20012), (660, 15009), (990, 10006), (1980, 5003)]