12874540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{91961}}^1$

素因数の和:91977

約数の個数: 24

約数和(自身を含む): 30899232

約数和(自身を除く): 18024692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 91961, 183922, 367844, 459805, 643727, 919610, 1287454, 1839220, 2574908, 3218635, 6437270, 12874540]

約数ペア:

[(1, 12874540), (2, 6437270), (4, 3218635), (5, 2574908), (7, 1839220), (10, 1287454), (14, 919610), (20, 643727), (28, 459805), (35, 367844), (70, 183922), (140, 91961)]