55479440

素因数分解:

$2^4\times 5^1\times {\mathrm{693493}}^1$

素因数の和:693506

約数の個数: 20

約数和(自身を含む): 128989884

約数和(自身を除く): 73510444

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 693493, 1386986, 2773972, 3467465, 5547944, 6934930, 11095888, 13869860, 27739720, 55479440]

約数ペア:

[(1, 55479440), (2, 27739720), (4, 13869860), (5, 11095888), (8, 6934930), (10, 5547944), (16, 3467465), (20, 2773972), (40, 1386986), (80, 693493)]