20739350

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{14303}}^1$

素因数の和:14344

約数の個数: 24

約数和(自身を含む): 39908160

約数和(自身を除く): 19168810

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 14303, 28606, 71515, 143030, 357575, 414787, 715150, 829574, 2073935, 4147870, 10369675, 20739350]

約数ペア:

[(1, 20739350), (2, 10369675), (5, 4147870), (10, 2073935), (25, 829574), (29, 715150), (50, 414787), (58, 357575), (145, 143030), (290, 71515), (725, 28606), (1450, 14303)]