20550120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{171251}}^1$

素因数の和:171265

約数の個数: 32

約数和(自身を含む): 61650720

約数和(自身を除く): 41100600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 171251, 342502, 513753, 685004, 856255, 1027506, 1370008, 1712510, 2055012, 2568765, 3425020, 4110024, 5137530, 6850040, 10275060, 20550120]

約数ペア:

[(1, 20550120), (2, 10275060), (3, 6850040), (4, 5137530), (5, 4110024), (6, 3425020), (8, 2568765), (10, 2055012), (12, 1712510), (15, 1370008), (20, 1027506), (24, 856255), (30, 685004), (40, 513753), (60, 342502), (120, 171251)]