55423720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{125963}}^1$

素因数の和:125985

約数の個数: 32

約数和(自身を含む): 136041120

約数和(自身を除く): 80617400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 125963, 251926, 503852, 629815, 1007704, 1259630, 1385593, 2519260, 2771186, 5038520, 5542372, 6927965, 11084744, 13855930, 27711860, 55423720]

約数ペア:

[(1, 55423720), (2, 27711860), (4, 13855930), (5, 11084744), (8, 6927965), (10, 5542372), (11, 5038520), (20, 2771186), (22, 2519260), (40, 1385593), (44, 1259630), (55, 1007704), (88, 629815), (110, 503852), (220, 251926), (440, 125963)]