38804920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:365

約数の個数: 128

約数和(自身を含む): 111767040

約数和(自身を除く): 72962120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 43, 44, 55, 56, 70, 77, 86, 88, 110, 140, 154, 172, 215, 220, 280, 293, 301, 308, 344, 385, 430, 440, 473, 586, 602, 616, 770, 860, 946, 1172, 1204, 1465, 1505, 1540, 1720, 1892, 2051, 2344, 2365, 2408, 2930, 3010, 3080, 3223, 3311, 3784, 4102, 4730, 5860, 6020, 6446, 6622, 8204, 9460, 10255, 11720, 12040, 12599, 12892, 13244, 16115, 16408, 16555, 18920, 20510, 22561, 25198, 25784, 26488, 32230, 33110, 41020, 45122, 50396, 62995, 64460, 66220, 82040, 88193, 90244, 100792, 112805, 125990, 128920, 132440, 138589, 176386, 180488, 225610, 251980, 277178, 352772, 440965, 451220, 503960, 554356, 692945, 705544, 881930, 902440, 970123, 1108712, 1385890, 1763860, 1940246, 2771780, 3527720, 3880492, 4850615, 5543560, 7760984, 9701230, 19402460, 38804920]

約数ペア:

[(1, 38804920), (2, 19402460), (4, 9701230), (5, 7760984), (7, 5543560), (8, 4850615), (10, 3880492), (11, 3527720), (14, 2771780), (20, 1940246), (22, 1763860), (28, 1385890), (35, 1108712), (40, 970123), (43, 902440), (44, 881930), (55, 705544), (56, 692945), (70, 554356), (77, 503960), (86, 451220), (88, 440965), (110, 352772), (140, 277178), (154, 251980), (172, 225610), (215, 180488), (220, 176386), (280, 138589), (293, 132440), (301, 128920), (308, 125990), (344, 112805), (385, 100792), (430, 90244), (440, 88193), (473, 82040), (586, 66220), (602, 64460), (616, 62995), (770, 50396), (860, 45122), (946, 41020), (1172, 33110), (1204, 32230), (1465, 26488), (1505, 25784), (1540, 25198), (1720, 22561), (1892, 20510), (2051, 18920), (2344, 16555), (2365, 16408), (2408, 16115), (2930, 13244), (3010, 12892), (3080, 12599), (3223, 12040), (3311, 11720), (3784, 10255), (4102, 9460), (4730, 8204), (5860, 6622), (6020, 6446)]