39280640

素因数分解:

$2^{13}\times 5^1\times 7^1\times {\mathrm{137}}^1$

素因数の和:175

約数の個数: 112

約数和(自身を含む): 108520992

約数和(自身を除く): 69240352

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 137, 140, 160, 224, 256, 274, 280, 320, 448, 512, 548, 560, 640, 685, 896, 959, 1024, 1096, 1120, 1280, 1370, 1792, 1918, 2048, 2192, 2240, 2560, 2740, 3584, 3836, 4096, 4384, 4480, 4795, 5120, 5480, 7168, 7672, 8192, 8768, 8960, 9590, 10240, 10960, 14336, 15344, 17536, 17920, 19180, 20480, 21920, 28672, 30688, 35072, 35840, 38360, 40960, 43840, 57344, 61376, 70144, 71680, 76720, 87680, 122752, 140288, 143360, 153440, 175360, 245504, 280576, 286720, 306880, 350720, 491008, 561152, 613760, 701440, 982016, 1122304, 1227520, 1402880, 1964032, 2455040, 2805760, 3928064, 4910080, 5611520, 7856128, 9820160, 19640320, 39280640]

約数ペア:

[(1, 39280640), (2, 19640320), (4, 9820160), (5, 7856128), (7, 5611520), (8, 4910080), (10, 3928064), (14, 2805760), (16, 2455040), (20, 1964032), (28, 1402880), (32, 1227520), (35, 1122304), (40, 982016), (56, 701440), (64, 613760), (70, 561152), (80, 491008), (112, 350720), (128, 306880), (137, 286720), (140, 280576), (160, 245504), (224, 175360), (256, 153440), (274, 143360), (280, 140288), (320, 122752), (448, 87680), (512, 76720), (548, 71680), (560, 70144), (640, 61376), (685, 57344), (896, 43840), (959, 40960), (1024, 38360), (1096, 35840), (1120, 35072), (1280, 30688), (1370, 28672), (1792, 21920), (1918, 20480), (2048, 19180), (2192, 17920), (2240, 17536), (2560, 15344), (2740, 14336), (3584, 10960), (3836, 10240), (4096, 9590), (4384, 8960), (4480, 8768), (4795, 8192), (5120, 7672), (5480, 7168)]