84808840

素因数分解:

$2^3\times 5^1\times {\mathrm{2120221}}^1$

素因数の和:2120232

約数の個数: 16

約数和(自身を含む): 190819980

約数和(自身を除く): 106011140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2120221, 4240442, 8480884, 10601105, 16961768, 21202210, 42404420, 84808840]

約数ペア:

[(1, 84808840), (2, 42404420), (4, 21202210), (5, 16961768), (8, 10601105), (10, 8480884), (20, 4240442), (40, 2120221)]