8989760

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2161}}^1$

素因数の和:2191

約数の個数: 56

約数和(自身を含む): 23064216

約数和(自身を除く): 14074456

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 2161, 4160, 4322, 8644, 10805, 17288, 21610, 28093, 34576, 43220, 56186, 69152, 86440, 112372, 138304, 140465, 172880, 224744, 280930, 345760, 449488, 561860, 691520, 898976, 1123720, 1797952, 2247440, 4494880, 8989760]

約数ペア:

[(1, 8989760), (2, 4494880), (4, 2247440), (5, 1797952), (8, 1123720), (10, 898976), (13, 691520), (16, 561860), (20, 449488), (26, 345760), (32, 280930), (40, 224744), (52, 172880), (64, 140465), (65, 138304), (80, 112372), (104, 86440), (130, 69152), (160, 56186), (208, 43220), (260, 34576), (320, 28093), (416, 21610), (520, 17288), (832, 10805), (1040, 8644), (2080, 4322), (2161, 4160)]