2455040

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{137}}^1$

素因数の和:167

約数の個数: 80

約数和(自身を含む): 6776352

約数和(自身を除く): 4321312

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, 1096, 1120, 1280, 1370, 1792, 1918, 2192, 2240, 2560, 2740, 3584, 3836, 4384, 4480, 4795, 5480, 7672, 8768, 8960, 9590, 10960, 15344, 17536, 17920, 19180, 21920, 30688, 35072, 38360, 43840, 61376, 70144, 76720, 87680, 122752, 153440, 175360, 245504, 306880, 350720, 491008, 613760, 1227520, 2455040]

約数ペア:

[(1, 2455040), (2, 1227520), (4, 613760), (5, 491008), (7, 350720), (8, 306880), (10, 245504), (14, 175360), (16, 153440), (20, 122752), (28, 87680), (32, 76720), (35, 70144), (40, 61376), (56, 43840), (64, 38360), (70, 35072), (80, 30688), (112, 21920), (128, 19180), (137, 17920), (140, 17536), (160, 15344), (224, 10960), (256, 9590), (274, 8960), (280, 8768), (320, 7672), (448, 5480), (512, 4795), (548, 4480), (560, 4384), (640, 3836), (685, 3584), (896, 2740), (959, 2560), (1096, 2240), (1120, 2192), (1280, 1918), (1370, 1792)]