20155367260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{143966909}}^1$

素因数の和:143966925

約数の個数: 24

約数和(自身を含む): 48372881760

約数和(自身を除く): 28217514500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 143966909, 287933818, 575867636, 719834545, 1007768363, 1439669090, 2015536726, 2879338180, 4031073452, 5038841815, 10077683630, 20155367260]

約数ペア:

[(1, 20155367260), (2, 10077683630), (4, 5038841815), (5, 4031073452), (7, 2879338180), (10, 2015536726), (14, 1439669090), (20, 1007768363), (28, 719834545), (35, 575867636), (70, 287933818), (140, 143966909)]