138346120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{314423}}^1$

素因数の和:314445

約数の個数: 32

約数和(自身を含む): 339577920

約数和(自身を除く): 201231800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 314423, 628846, 1257692, 1572115, 2515384, 3144230, 3458653, 6288460, 6917306, 12576920, 13834612, 17293265, 27669224, 34586530, 69173060, 138346120]

約数ペア:

[(1, 138346120), (2, 69173060), (4, 34586530), (5, 27669224), (8, 17293265), (10, 13834612), (11, 12576920), (20, 6917306), (22, 6288460), (40, 3458653), (44, 3144230), (55, 2515384), (88, 1572115), (110, 1257692), (220, 628846), (440, 314423)]