7531040

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{389}}^1$

素因数の和:426

約数の個数: 72

約数和(自身を含む): 19606860

約数和(自身を除く): 12075820

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 389, 440, 484, 605, 778, 880, 968, 1210, 1556, 1760, 1936, 1945, 2420, 3112, 3872, 3890, 4279, 4840, 6224, 7780, 8558, 9680, 12448, 15560, 17116, 19360, 21395, 31120, 34232, 42790, 47069, 62240, 68464, 85580, 94138, 136928, 171160, 188276, 235345, 342320, 376552, 470690, 684640, 753104, 941380, 1506208, 1882760, 3765520, 7531040]

約数ペア:

[(1, 7531040), (2, 3765520), (4, 1882760), (5, 1506208), (8, 941380), (10, 753104), (11, 684640), (16, 470690), (20, 376552), (22, 342320), (32, 235345), (40, 188276), (44, 171160), (55, 136928), (80, 94138), (88, 85580), (110, 68464), (121, 62240), (160, 47069), (176, 42790), (220, 34232), (242, 31120), (352, 21395), (389, 19360), (440, 17116), (484, 15560), (605, 12448), (778, 9680), (880, 8558), (968, 7780), (1210, 6224), (1556, 4840), (1760, 4279), (1936, 3890), (1945, 3872), (2420, 3112)]