28953960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{34469}}^1$

素因数の和:34490

約数の個数: 64

約数和(自身を含む): 99273600

約数和(自身を除く): 70319640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 34469, 68938, 103407, 137876, 172345, 206814, 241283, 275752, 344690, 413628, 482566, 517035, 689380, 723849, 827256, 965132, 1034070, 1206415, 1378760, 1447698, 1930264, 2068140, 2412830, 2895396, 3619245, 4136280, 4825660, 5790792, 7238490, 9651320, 14476980, 28953960]

約数ペア:

[(1, 28953960), (2, 14476980), (3, 9651320), (4, 7238490), (5, 5790792), (6, 4825660), (7, 4136280), (8, 3619245), (10, 2895396), (12, 2412830), (14, 2068140), (15, 1930264), (20, 1447698), (21, 1378760), (24, 1206415), (28, 1034070), (30, 965132), (35, 827256), (40, 723849), (42, 689380), (56, 517035), (60, 482566), (70, 413628), (84, 344690), (105, 275752), (120, 241283), (140, 206814), (168, 172345), (210, 137876), (280, 103407), (420, 68938), (840, 34469)]