20551497270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{685049909}}^1$

素因数の和:685049919

約数の個数: 16

約数和(自身を含む): 49323593520

約数和(自身を除く): 28772096250

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 685049909, 1370099818, 2055149727, 3425249545, 4110299454, 6850499090, 10275748635, 20551497270]

約数ペア:

[(1, 20551497270), (2, 10275748635), (3, 6850499090), (5, 4110299454), (6, 3425249545), (10, 2055149727), (15, 1370099818), (30, 685049909)]