40821172

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 85155840

約数和(自身を除く): 44334668

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 131, 217, 262, 359, 434, 524, 718, 868, 917, 1436, 1834, 2513, 3668, 4061, 5026, 8122, 10052, 11129, 16244, 22258, 28427, 44516, 47029, 56854, 77903, 94058, 113708, 155806, 188116, 311612, 329203, 658406, 1316812, 1457899, 2915798, 5831596, 10205293, 20410586, 40821172]

約数ペア:

[(1, 40821172), (2, 20410586), (4, 10205293), (7, 5831596), (14, 2915798), (28, 1457899), (31, 1316812), (62, 658406), (124, 329203), (131, 311612), (217, 188116), (262, 155806), (359, 113708), (434, 94058), (524, 77903), (718, 56854), (868, 47029), (917, 44516), (1436, 28427), (1834, 22258), (2513, 16244), (3668, 11129), (4061, 10052), (5026, 8122)]