135420460

素因数分解:

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

素因数の和:967305

約数の個数: 24

約数和(自身を含む): 325009440

約数和(自身を除く): 189588980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 967289, 1934578, 3869156, 4836445, 6771023, 9672890, 13542046, 19345780, 27084092, 33855115, 67710230, 135420460]

約数ペア:

[(1, 135420460), (2, 67710230), (4, 33855115), (5, 27084092), (7, 19345780), (10, 13542046), (14, 9672890), (20, 6771023), (28, 4836445), (35, 3869156), (70, 1934578), (140, 967289)]