56771440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{64513}}^1$

素因数の和:64537

約数の個数: 40

約数和(自身を含む): 143995248

約数和(自身を除く): 87223808

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 64513, 129026, 258052, 322565, 516104, 645130, 709643, 1032208, 1290260, 1419286, 2580520, 2838572, 3548215, 5161040, 5677144, 7096430, 11354288, 14192860, 28385720, 56771440]

約数ペア:

[(1, 56771440), (2, 28385720), (4, 14192860), (5, 11354288), (8, 7096430), (10, 5677144), (11, 5161040), (16, 3548215), (20, 2838572), (22, 2580520), (40, 1419286), (44, 1290260), (55, 1032208), (80, 709643), (88, 645130), (110, 516104), (176, 322565), (220, 258052), (440, 129026), (880, 64513)]