66712660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{476519}}^1$

素因数の和:476535

約数の個数: 24

約数和(自身を含む): 160110720

約数和(自身を除く): 93398060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 476519, 953038, 1906076, 2382595, 3335633, 4765190, 6671266, 9530380, 13342532, 16678165, 33356330, 66712660]

約数ペア:

[(1, 66712660), (2, 33356330), (4, 16678165), (5, 13342532), (7, 9530380), (10, 6671266), (14, 4765190), (20, 3335633), (28, 2382595), (35, 1906076), (70, 953038), (140, 476519)]