30040840

素因数分解:

$2^3\times 5^1\times {\mathrm{751021}}^1$

素因数の和:751032

約数の個数: 16

約数和(自身を含む): 67591980

約数和(自身を除く): 37551140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 751021, 1502042, 3004084, 3755105, 6008168, 7510210, 15020420, 30040840]

約数ペア:

[(1, 30040840), (2, 15020420), (4, 7510210), (5, 6008168), (8, 3755105), (10, 3004084), (20, 1502042), (40, 751021)]