19980600

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{33301}}^1$

素因数の和:33320

約数の個数: 48

約数和(自身を含む): 61941720

約数和(自身を除く): 41961120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 600, 33301, 66602, 99903, 133204, 166505, 199806, 266408, 333010, 399612, 499515, 666020, 799224, 832525, 999030, 1332040, 1665050, 1998060, 2497575, 3330100, 3996120, 4995150, 6660200, 9990300, 19980600]

約数ペア:

[(1, 19980600), (2, 9990300), (3, 6660200), (4, 4995150), (5, 3996120), (6, 3330100), (8, 2497575), (10, 1998060), (12, 1665050), (15, 1332040), (20, 999030), (24, 832525), (25, 799224), (30, 666020), (40, 499515), (50, 399612), (60, 333010), (75, 266408), (100, 199806), (120, 166505), (150, 133204), (200, 99903), (300, 66602), (600, 33301)]