84800840

素因数分解:

$2^3\times 5^1\times {\mathrm{2120021}}^1$

素因数の和:2120032

約数の個数: 16

約数和(自身を含む): 190801980

約数和(自身を除く): 106001140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2120021, 4240042, 8480084, 10600105, 16960168, 21200210, 42400420, 84800840]

約数ペア:

[(1, 84800840), (2, 42400420), (4, 21200210), (5, 16960168), (8, 10600105), (10, 8480084), (20, 4240042), (40, 2120021)]