19944840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{166207}}^1$

素因数の和:166221

約数の個数: 32

約数和(自身を含む): 59834880

約数和(自身を除く): 39890040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 166207, 332414, 498621, 664828, 831035, 997242, 1329656, 1662070, 1994484, 2493105, 3324140, 3988968, 4986210, 6648280, 9972420, 19944840]

約数ペア:

[(1, 19944840), (2, 9972420), (3, 6648280), (4, 4986210), (5, 3988968), (6, 3324140), (8, 2493105), (10, 1994484), (12, 1662070), (15, 1329656), (20, 997242), (24, 831035), (30, 664828), (40, 498621), (60, 332414), (120, 166207)]