54407780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{569}}^1\times {\mathrm{683}}^1$

素因数の和:1268

約数の個数: 48

約数和(自身を含む): 130999680

約数和(自身を除く): 76591900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 569, 683, 1138, 1366, 2276, 2732, 2845, 3415, 3983, 4781, 5690, 6830, 7966, 9562, 11380, 13660, 15932, 19124, 19915, 23905, 39830, 47810, 79660, 95620, 388627, 777254, 1554508, 1943135, 2720389, 3886270, 5440778, 7772540, 10881556, 13601945, 27203890, 54407780]

約数ペア:

[(1, 54407780), (2, 27203890), (4, 13601945), (5, 10881556), (7, 7772540), (10, 5440778), (14, 3886270), (20, 2720389), (28, 1943135), (35, 1554508), (70, 777254), (140, 388627), (569, 95620), (683, 79660), (1138, 47810), (1366, 39830), (2276, 23905), (2732, 19915), (2845, 19124), (3415, 15932), (3983, 13660), (4781, 11380), (5690, 9562), (6830, 7966)]