40644828

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{17921}}^1$

素因数の和:17944

約数の個数: 60

約数和(自身を含む): 121439472

約数和(自身を除く): 80794644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 17921, 35842, 53763, 71684, 107526, 125447, 161289, 215052, 250894, 322578, 376341, 483867, 501788, 645156, 752682, 967734, 1129023, 1451601, 1505364, 1935468, 2258046, 2903202, 3387069, 4516092, 5806404, 6774138, 10161207, 13548276, 20322414, 40644828]

約数ペア:

[(1, 40644828), (2, 20322414), (3, 13548276), (4, 10161207), (6, 6774138), (7, 5806404), (9, 4516092), (12, 3387069), (14, 2903202), (18, 2258046), (21, 1935468), (27, 1505364), (28, 1451601), (36, 1129023), (42, 967734), (54, 752682), (63, 645156), (81, 501788), (84, 483867), (108, 376341), (126, 322578), (162, 250894), (189, 215052), (252, 161289), (324, 125447), (378, 107526), (567, 71684), (756, 53763), (1134, 35842), (2268, 17921)]