22388540

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{8171}}^1$

素因数の和:8317

約数の個数: 24

約数和(自身を含む): 47364912

約数和(自身を除く): 24976372

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 8171, 16342, 32684, 40855, 81710, 163420, 1119427, 2238854, 4477708, 5597135, 11194270, 22388540]

約数ペア:

[(1, 22388540), (2, 11194270), (4, 5597135), (5, 4477708), (10, 2238854), (20, 1119427), (137, 163420), (274, 81710), (548, 40855), (685, 32684), (1370, 16342), (2740, 8171)]