55656920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{126493}}^1$

素因数の和:126515

約数の個数: 32

約数和(自身を含む): 136613520

約数和(自身を除く): 80956600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 126493, 252986, 505972, 632465, 1011944, 1264930, 1391423, 2529860, 2782846, 5059720, 5565692, 6957115, 11131384, 13914230, 27828460, 55656920]

約数ペア:

[(1, 55656920), (2, 27828460), (4, 13914230), (5, 11131384), (8, 6957115), (10, 5565692), (11, 5059720), (20, 2782846), (22, 2529860), (40, 1391423), (44, 1264930), (55, 1011944), (88, 632465), (110, 505972), (220, 252986), (440, 126493)]