20161730

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:518

約数の個数: 32

約数和(自身を含む): 37422000

約数和(自身を除く): 17260270

約数列:

[1, 2, 5, 10, 53, 106, 109, 218, 265, 349, 530, 545, 698, 1090, 1745, 3490, 5777, 11554, 18497, 28885, 36994, 38041, 57770, 76082, 92485, 184970, 190205, 380410, 2016173, 4032346, 10080865, 20161730]

約数ペア:

[(1, 20161730), (2, 10080865), (5, 4032346), (10, 2016173), (53, 380410), (106, 190205), (109, 184970), (218, 92485), (265, 76082), (349, 57770), (530, 38041), (545, 36994), (698, 28885), (1090, 18497), (1745, 11554), (3490, 5777)]