12005815

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2939}}^1$

素因数の和:3006

約数の個数: 16

約数和(自身を含む): 15523200

約数和(自身を除く): 3517385

約数列:

[1, 5, 19, 43, 95, 215, 817, 2939, 4085, 14695, 55841, 126377, 279205, 631885, 2401163, 12005815]

約数ペア:

[(1, 12005815), (5, 2401163), (19, 631885), (43, 279205), (95, 126377), (215, 55841), (817, 14695), (2939, 4085)]