55111720

素因数分解:

$2^3\times 5^1\times {\mathrm{1377793}}^1$

素因数の和:1377804

約数の個数: 16

約数和(自身を含む): 124001460

約数和(自身を除く): 68889740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1377793, 2755586, 5511172, 6888965, 11022344, 13777930, 27555860, 55111720]

約数ペア:

[(1, 55111720), (2, 27555860), (4, 13777930), (5, 11022344), (8, 6888965), (10, 5511172), (20, 2755586), (40, 1377793)]