136380440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{487073}}^1$

素因数の和:487091

約数の個数: 32

約数和(自身を含む): 350693280

約数和(自身を除く): 214312840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 487073, 974146, 1948292, 2435365, 3409511, 3896584, 4870730, 6819022, 9741460, 13638044, 17047555, 19482920, 27276088, 34095110, 68190220, 136380440]

約数ペア:

[(1, 136380440), (2, 68190220), (4, 34095110), (5, 27276088), (7, 19482920), (8, 17047555), (10, 13638044), (14, 9741460), (20, 6819022), (28, 4870730), (35, 3896584), (40, 3409511), (56, 2435365), (70, 1948292), (140, 974146), (280, 487073)]