142135820

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{14593}}^1$

素因数の和:15089

約数の個数: 24

約数和(自身を含む): 299118624

約数和(自身を除く): 156982804

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 4870, 9740, 14593, 29186, 58372, 72965, 145930, 291860, 7106791, 14213582, 28427164, 35533955, 71067910, 142135820]

約数ペア:

[(1, 142135820), (2, 71067910), (4, 35533955), (5, 28427164), (10, 14213582), (20, 7106791), (487, 291860), (974, 145930), (1948, 72965), (2435, 58372), (4870, 29186), (9740, 14593)]