3331840

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 8462160

約数和(自身を除く): 5130320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 137, 152, 160, 190, 256, 274, 304, 320, 380, 548, 608, 640, 685, 760, 1096, 1216, 1280, 1370, 1520, 2192, 2432, 2603, 2740, 3040, 4384, 4864, 5206, 5480, 6080, 8768, 10412, 10960, 12160, 13015, 17536, 20824, 21920, 24320, 26030, 35072, 41648, 43840, 52060, 83296, 87680, 104120, 166592, 175360, 208240, 333184, 416480, 666368, 832960, 1665920, 3331840]

約数ペア:

[(1, 3331840), (2, 1665920), (4, 832960), (5, 666368), (8, 416480), (10, 333184), (16, 208240), (19, 175360), (20, 166592), (32, 104120), (38, 87680), (40, 83296), (64, 52060), (76, 43840), (80, 41648), (95, 35072), (128, 26030), (137, 24320), (152, 21920), (160, 20824), (190, 17536), (256, 13015), (274, 12160), (304, 10960), (320, 10412), (380, 8768), (548, 6080), (608, 5480), (640, 5206), (685, 4864), (760, 4384), (1096, 3040), (1216, 2740), (1280, 2603), (1370, 2432), (1520, 2192)]