19803060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{110017}}^1$

素因数の和:110032

約数の個数: 36

約数和(自身を含む): 60069828

約数和(自身を除く): 40266768

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 110017, 220034, 330051, 440068, 550085, 660102, 990153, 1100170, 1320204, 1650255, 1980306, 2200340, 3300510, 3960612, 4950765, 6601020, 9901530, 19803060]

約数ペア:

[(1, 19803060), (2, 9901530), (3, 6601020), (4, 4950765), (5, 3960612), (6, 3300510), (9, 2200340), (10, 1980306), (12, 1650255), (15, 1320204), (18, 1100170), (20, 990153), (30, 660102), (36, 550085), (45, 440068), (60, 330051), (90, 220034), (180, 110017)]