2019914640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{20183}}^1$

素因数の和:20341

約数の個数: 120

約数和(自身を含む): 6832687680

約数和(自身を除く): 4812773040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 139, 144, 180, 240, 278, 360, 417, 556, 695, 720, 834, 1112, 1251, 1390, 1668, 2085, 2224, 2502, 2780, 3336, 4170, 5004, 5560, 6255, 6672, 8340, 10008, 11120, 12510, 16680, 20016, 20183, 25020, 33360, 40366, 50040, 60549, 80732, 100080, 100915, 121098, 161464, 181647, 201830, 242196, 302745, 322928, 363294, 403660, 484392, 605490, 726588, 807320, 908235, 968784, 1210980, 1453176, 1614640, 1816470, 2421960, 2805437, 2906352, 3632940, 4843920, 5610874, 7265880, 8416311, 11221748, 14027185, 14531760, 16832622, 22443496, 25248933, 28054370, 33665244, 42081555, 44886992, 50497866, 56108740, 67330488, 84163110, 100995732, 112217480, 126244665, 134660976, 168326220, 201991464, 224434960, 252489330, 336652440, 403982928, 504978660, 673304880, 1009957320, 2019914640]

約数ペア:

[(1, 2019914640), (2, 1009957320), (3, 673304880), (4, 504978660), (5, 403982928), (6, 336652440), (8, 252489330), (9, 224434960), (10, 201991464), (12, 168326220), (15, 134660976), (16, 126244665), (18, 112217480), (20, 100995732), (24, 84163110), (30, 67330488), (36, 56108740), (40, 50497866), (45, 44886992), (48, 42081555), (60, 33665244), (72, 28054370), (80, 25248933), (90, 22443496), (120, 16832622), (139, 14531760), (144, 14027185), (180, 11221748), (240, 8416311), (278, 7265880), (360, 5610874), (417, 4843920), (556, 3632940), (695, 2906352), (720, 2805437), (834, 2421960), (1112, 1816470), (1251, 1614640), (1390, 1453176), (1668, 1210980), (2085, 968784), (2224, 908235), (2502, 807320), (2780, 726588), (3336, 605490), (4170, 484392), (5004, 403660), (5560, 363294), (6255, 322928), (6672, 302745), (8340, 242196), (10008, 201830), (11120, 181647), (12510, 161464), (16680, 121098), (20016, 100915), (20183, 100080), (25020, 80732), (33360, 60549), (40366, 50040)]