19870802820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3345253}}^1$

素因数の和:3345282

約数の個数: 96

約数和(自身を含む): 67440320640

約数和(自身を除く): 47569517820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 132, 135, 165, 180, 198, 220, 270, 297, 330, 396, 495, 540, 594, 660, 990, 1188, 1485, 1980, 2970, 5940, 3345253, 6690506, 10035759, 13381012, 16726265, 20071518, 30107277, 33452530, 36797783, 40143036, 50178795, 60214554, 66905060, 73595566, 90321831, 100357590, 110393349, 120429108, 147191132, 150536385, 180643662, 183988915, 200715180, 220786698, 301072770, 331180047, 361287324, 367977830, 441573396, 451609155, 551966745, 602145540, 662360094, 735955660, 903218310, 993540141, 1103933490, 1324720188, 1655900235, 1806436620, 1987080282, 2207866980, 3311800470, 3974160564, 4967700705, 6623600940, 9935401410, 19870802820]

約数ペア:

[(1, 19870802820), (2, 9935401410), (3, 6623600940), (4, 4967700705), (5, 3974160564), (6, 3311800470), (9, 2207866980), (10, 1987080282), (11, 1806436620), (12, 1655900235), (15, 1324720188), (18, 1103933490), (20, 993540141), (22, 903218310), (27, 735955660), (30, 662360094), (33, 602145540), (36, 551966745), (44, 451609155), (45, 441573396), (54, 367977830), (55, 361287324), (60, 331180047), (66, 301072770), (90, 220786698), (99, 200715180), (108, 183988915), (110, 180643662), (132, 150536385), (135, 147191132), (165, 120429108), (180, 110393349), (198, 100357590), (220, 90321831), (270, 73595566), (297, 66905060), (330, 60214554), (396, 50178795), (495, 40143036), (540, 36797783), (594, 33452530), (660, 30107277), (990, 20071518), (1188, 16726265), (1485, 13381012), (1980, 10035759), (2970, 6690506), (5940, 3345253)]