1440164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{461}}^1$

素因数の和:547

約数の個数: 24

約数和(自身を含む): 2794176

約数和(自身を除く): 1354012

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 461, 781, 922, 1562, 1844, 3124, 5071, 10142, 20284, 32731, 65462, 130924, 360041, 720082, 1440164]

約数ペア:

[(1, 1440164), (2, 720082), (4, 360041), (11, 130924), (22, 65462), (44, 32731), (71, 20284), (142, 10142), (284, 5071), (461, 3124), (781, 1844), (922, 1562)]