40219564

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1949}}^1$

素因数の和:2038

約数の個数: 48

約数和(自身を含む): 89107200

約数和(自身を除く): 48887636

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 67, 77, 134, 154, 268, 308, 469, 737, 938, 1474, 1876, 1949, 2948, 3898, 5159, 7796, 10318, 13643, 20636, 21439, 27286, 42878, 54572, 85756, 130583, 150073, 261166, 300146, 522332, 600292, 914081, 1436413, 1828162, 2872826, 3656324, 5745652, 10054891, 20109782, 40219564]

約数ペア:

[(1, 40219564), (2, 20109782), (4, 10054891), (7, 5745652), (11, 3656324), (14, 2872826), (22, 1828162), (28, 1436413), (44, 914081), (67, 600292), (77, 522332), (134, 300146), (154, 261166), (268, 150073), (308, 130583), (469, 85756), (737, 54572), (938, 42878), (1474, 27286), (1876, 21439), (1949, 20636), (2948, 13643), (3898, 10318), (5159, 7796)]