2049444880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{192617}}^1$

素因数の和:192656

約数の個数: 80

約数和(自身を含む): 5732311680

約数和(自身を除く): 3682866800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 192617, 385234, 770468, 963085, 1348319, 1540936, 1926170, 2696638, 3081872, 3659723, 3852340, 5393276, 6741595, 7319446, 7704680, 10786552, 13483190, 14638892, 15409360, 18298615, 21573104, 25618061, 26966380, 29277784, 36597230, 51236122, 53932760, 58555568, 73194460, 102472244, 107865520, 128090305, 146388920, 204944488, 256180610, 292777840, 409888976, 512361220, 1024722440, 2049444880]

約数ペア:

[(1, 2049444880), (2, 1024722440), (4, 512361220), (5, 409888976), (7, 292777840), (8, 256180610), (10, 204944488), (14, 146388920), (16, 128090305), (19, 107865520), (20, 102472244), (28, 73194460), (35, 58555568), (38, 53932760), (40, 51236122), (56, 36597230), (70, 29277784), (76, 26966380), (80, 25618061), (95, 21573104), (112, 18298615), (133, 15409360), (140, 14638892), (152, 13483190), (190, 10786552), (266, 7704680), (280, 7319446), (304, 6741595), (380, 5393276), (532, 3852340), (560, 3659723), (665, 3081872), (760, 2696638), (1064, 1926170), (1330, 1540936), (1520, 1348319), (2128, 963085), (2660, 770468), (5320, 385234), (10640, 192617)]