406261380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{967289}}^1$

素因数の和:967308

約数の個数: 48

約数和(自身を含む): 1300037760

約数和(自身を除く): 893776380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 967289, 1934578, 2901867, 3869156, 4836445, 5803734, 6771023, 9672890, 11607468, 13542046, 14509335, 19345780, 20313069, 27084092, 29018670, 33855115, 40626138, 58037340, 67710230, 81252276, 101565345, 135420460, 203130690, 406261380]

約数ペア:

[(1, 406261380), (2, 203130690), (3, 135420460), (4, 101565345), (5, 81252276), (6, 67710230), (7, 58037340), (10, 40626138), (12, 33855115), (14, 29018670), (15, 27084092), (20, 20313069), (21, 19345780), (28, 14509335), (30, 13542046), (35, 11607468), (42, 9672890), (60, 6771023), (70, 5803734), (84, 4836445), (105, 3869156), (140, 2901867), (210, 1934578), (420, 967289)]