84384680

素因数分解:

$2^3\times 5^1\times {\mathrm{2109617}}^1$

素因数の和:2109628

約数の個数: 16

約数和(自身を含む): 189865620

約数和(自身を除く): 105480940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2109617, 4219234, 8438468, 10548085, 16876936, 21096170, 42192340, 84384680]

約数ペア:

[(1, 84384680), (2, 42192340), (4, 21096170), (5, 16876936), (8, 10548085), (10, 8438468), (20, 4219234), (40, 2109617)]