84239180

素因数分解:

$2^2\times 5^1\times {\mathrm{1787}}^1\times {\mathrm{2357}}^1$

素因数の和:4153

約数の個数: 24

約数和(自身を含む): 177076368

約数和(自身を除く): 92837188

約数列:

[1, 2, 4, 5, 10, 20, 1787, 2357, 3574, 4714, 7148, 8935, 9428, 11785, 17870, 23570, 35740, 47140, 4211959, 8423918, 16847836, 21059795, 42119590, 84239180]

約数ペア:

[(1, 84239180), (2, 42119590), (4, 21059795), (5, 16847836), (10, 8423918), (20, 4211959), (1787, 47140), (2357, 35740), (3574, 23570), (4714, 17870), (7148, 11785), (8935, 9428)]