1900782884

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{53}}^2$

素因数の和:167

約数の個数: 144

約数和(自身を含む): 4578967680

約数和(自身を除く): 2678184796

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 53, 77, 91, 106, 143, 154, 169, 182, 212, 286, 308, 338, 364, 371, 572, 583, 676, 689, 742, 1001, 1166, 1183, 1378, 1484, 1859, 2002, 2197, 2332, 2366, 2756, 2809, 3718, 4004, 4081, 4394, 4732, 4823, 5618, 7436, 7579, 8162, 8788, 8957, 9646, 11236, 13013, 15158, 15379, 16324, 17914, 19292, 19663, 24167, 26026, 30316, 30758, 30899, 35828, 36517, 39326, 48334, 52052, 53053, 61516, 61798, 62699, 73034, 78652, 96668, 98527, 106106, 116441, 123596, 125398, 146068, 169169, 197054, 212212, 216293, 232882, 250796, 255619, 338338, 394108, 401687, 432586, 465764, 474721, 511238, 676676, 689689, 803374, 815087, 865172, 949442, 1022476, 1280851, 1379378, 1606748, 1630174, 1898884, 2561702, 2758756, 2811809, 3260348, 3323047, 5123404, 5221931, 5623618, 6171373, 6646094, 8965957, 10443862, 11247236, 12342746, 13292188, 17931914, 20887724, 24685492, 35863828, 36553517, 43199611, 67885103, 73107034, 86399222, 135770206, 146214068, 172798444, 271540412, 475195721, 950391442, 1900782884]

約数ペア:

[(1, 1900782884), (2, 950391442), (4, 475195721), (7, 271540412), (11, 172798444), (13, 146214068), (14, 135770206), (22, 86399222), (26, 73107034), (28, 67885103), (44, 43199611), (52, 36553517), (53, 35863828), (77, 24685492), (91, 20887724), (106, 17931914), (143, 13292188), (154, 12342746), (169, 11247236), (182, 10443862), (212, 8965957), (286, 6646094), (308, 6171373), (338, 5623618), (364, 5221931), (371, 5123404), (572, 3323047), (583, 3260348), (676, 2811809), (689, 2758756), (742, 2561702), (1001, 1898884), (1166, 1630174), (1183, 1606748), (1378, 1379378), (1484, 1280851), (1859, 1022476), (2002, 949442), (2197, 865172), (2332, 815087), (2366, 803374), (2756, 689689), (2809, 676676), (3718, 511238), (4004, 474721), (4081, 465764), (4394, 432586), (4732, 401687), (4823, 394108), (5618, 338338), (7436, 255619), (7579, 250796), (8162, 232882), (8788, 216293), (8957, 212212), (9646, 197054), (11236, 169169), (13013, 146068), (15158, 125398), (15379, 123596), (16324, 116441), (17914, 106106), (19292, 98527), (19663, 96668), (24167, 78652), (26026, 73034), (30316, 62699), (30758, 61798), (30899, 61516), (35828, 53053), (36517, 52052), (39326, 48334)]