2080496480

素因数分解:

$2^5\times 5^1\times {\mathrm{389}}^1\times {\mathrm{33427}}^1$

素因数の和:33831

約数の個数: 48

約数和(自身を含む): 4927955760

約数和(自身を除く): 2847459280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 389, 778, 1556, 1945, 3112, 3890, 6224, 7780, 12448, 15560, 31120, 33427, 62240, 66854, 133708, 167135, 267416, 334270, 534832, 668540, 1069664, 1337080, 2674160, 5348320, 13003103, 26006206, 52012412, 65015515, 104024824, 130031030, 208049648, 260062060, 416099296, 520124120, 1040248240, 2080496480]

約数ペア:

[(1, 2080496480), (2, 1040248240), (4, 520124120), (5, 416099296), (8, 260062060), (10, 208049648), (16, 130031030), (20, 104024824), (32, 65015515), (40, 52012412), (80, 26006206), (160, 13003103), (389, 5348320), (778, 2674160), (1556, 1337080), (1945, 1069664), (3112, 668540), (3890, 534832), (6224, 334270), (7780, 267416), (12448, 167135), (15560, 133708), (31120, 66854), (33427, 62240)]