508766540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:447

約数の個数: 96

約数和(自身を含む): 1147474944

約数和(自身を除く): 638708404

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 47, 82, 86, 94, 164, 172, 188, 205, 215, 235, 307, 410, 430, 470, 614, 820, 860, 940, 1228, 1535, 1763, 1927, 2021, 3070, 3526, 3854, 4042, 6140, 7052, 7708, 8084, 8815, 9635, 10105, 12587, 13201, 14429, 17630, 19270, 20210, 25174, 26402, 28858, 35260, 38540, 40420, 50348, 52804, 57716, 62935, 66005, 72145, 82861, 125870, 132010, 144290, 165722, 251740, 264020, 288580, 331444, 414305, 541241, 591589, 620447, 828610, 1082482, 1183178, 1240894, 1657220, 2164964, 2366356, 2481788, 2706205, 2957945, 3102235, 5412410, 5915890, 6204470, 10824820, 11831780, 12408940, 25438327, 50876654, 101753308, 127191635, 254383270, 508766540]

約数ペア:

[(1, 508766540), (2, 254383270), (4, 127191635), (5, 101753308), (10, 50876654), (20, 25438327), (41, 12408940), (43, 11831780), (47, 10824820), (82, 6204470), (86, 5915890), (94, 5412410), (164, 3102235), (172, 2957945), (188, 2706205), (205, 2481788), (215, 2366356), (235, 2164964), (307, 1657220), (410, 1240894), (430, 1183178), (470, 1082482), (614, 828610), (820, 620447), (860, 591589), (940, 541241), (1228, 414305), (1535, 331444), (1763, 288580), (1927, 264020), (2021, 251740), (3070, 165722), (3526, 144290), (3854, 132010), (4042, 125870), (6140, 82861), (7052, 72145), (7708, 66005), (8084, 62935), (8815, 57716), (9635, 52804), (10105, 50348), (12587, 40420), (13201, 38540), (14429, 35260), (17630, 28858), (19270, 26402), (20210, 25174)]