135156740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{6833}}^1$

素因数の和:6908

約数の個数: 48

約数和(自身を含む): 303101568

約数和(自身を除く): 167944828

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 215, 230, 430, 460, 860, 989, 1978, 3956, 4945, 6833, 9890, 13666, 19780, 27332, 34165, 68330, 136660, 157159, 293819, 314318, 587638, 628636, 785795, 1175276, 1469095, 1571590, 2938190, 3143180, 5876380, 6757837, 13515674, 27031348, 33789185, 67578370, 135156740]

約数ペア:

[(1, 135156740), (2, 67578370), (4, 33789185), (5, 27031348), (10, 13515674), (20, 6757837), (23, 5876380), (43, 3143180), (46, 2938190), (86, 1571590), (92, 1469095), (115, 1175276), (172, 785795), (215, 628636), (230, 587638), (430, 314318), (460, 293819), (860, 157159), (989, 136660), (1978, 68330), (3956, 34165), (4945, 27332), (6833, 19780), (9890, 13666)]