8954320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:212

約数の個数: 80

約数和(自身を含む): 22587840

約数和(自身を除く): 13633520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 76, 80, 86, 95, 137, 152, 172, 190, 215, 274, 304, 344, 380, 430, 548, 685, 688, 760, 817, 860, 1096, 1370, 1520, 1634, 1720, 2192, 2603, 2740, 3268, 3440, 4085, 5206, 5480, 5891, 6536, 8170, 10412, 10960, 11782, 13015, 13072, 16340, 20824, 23564, 26030, 29455, 32680, 41648, 47128, 52060, 58910, 65360, 94256, 104120, 111929, 117820, 208240, 223858, 235640, 447716, 471280, 559645, 895432, 1119290, 1790864, 2238580, 4477160, 8954320]

約数ペア:

[(1, 8954320), (2, 4477160), (4, 2238580), (5, 1790864), (8, 1119290), (10, 895432), (16, 559645), (19, 471280), (20, 447716), (38, 235640), (40, 223858), (43, 208240), (76, 117820), (80, 111929), (86, 104120), (95, 94256), (137, 65360), (152, 58910), (172, 52060), (190, 47128), (215, 41648), (274, 32680), (304, 29455), (344, 26030), (380, 23564), (430, 20824), (548, 16340), (685, 13072), (688, 13015), (760, 11782), (817, 10960), (860, 10412), (1096, 8170), (1370, 6536), (1520, 5891), (1634, 5480), (1720, 5206), (2192, 4085), (2603, 3440), (2740, 3268)]