201608840

素因数分解:

$2^3\times 5^1\times {\mathrm{5040221}}^1$

素因数の和:5040232

約数の個数: 16

約数和(自身を含む): 453619980

約数和(自身を除く): 252011140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5040221, 10080442, 20160884, 25201105, 40321768, 50402210, 100804420, 201608840]

約数ペア:

[(1, 201608840), (2, 100804420), (4, 50402210), (5, 40321768), (8, 25201105), (10, 20160884), (20, 10080442), (40, 5040221)]