8755120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9949}}^1$

素因数の和:9973

約数の個数: 40

約数和(自身を含む): 22208400

約数和(自身を除く): 13453280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 9949, 19898, 39796, 49745, 79592, 99490, 109439, 159184, 198980, 218878, 397960, 437756, 547195, 795920, 875512, 1094390, 1751024, 2188780, 4377560, 8755120]

約数ペア:

[(1, 8755120), (2, 4377560), (4, 2188780), (5, 1751024), (8, 1094390), (10, 875512), (11, 795920), (16, 547195), (20, 437756), (22, 397960), (40, 218878), (44, 198980), (55, 159184), (80, 109439), (88, 99490), (110, 79592), (176, 49745), (220, 39796), (440, 19898), (880, 9949)]