13830160

素因数分解:

$2^4\times 5^1\times {\mathrm{172877}}^1$

素因数の和:172890

約数の個数: 20

約数和(自身を含む): 32155308

約数和(自身を除く): 18325148

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 172877, 345754, 691508, 864385, 1383016, 1728770, 2766032, 3457540, 6915080, 13830160]

約数ペア:

[(1, 13830160), (2, 6915080), (4, 3457540), (5, 2766032), (8, 1728770), (10, 1383016), (16, 864385), (20, 691508), (40, 345754), (80, 172877)]