42004920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1759}}^1$

素因数の和:1972

約数の個数: 64

約数和(自身を含む): 126720000

約数和(自身を除く): 84715080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 199, 398, 597, 796, 995, 1194, 1592, 1759, 1990, 2388, 2985, 3518, 3980, 4776, 5277, 5970, 7036, 7960, 8795, 10554, 11940, 14072, 17590, 21108, 23880, 26385, 35180, 42216, 52770, 70360, 105540, 211080, 350041, 700082, 1050123, 1400164, 1750205, 2100246, 2800328, 3500410, 4200492, 5250615, 7000820, 8400984, 10501230, 14001640, 21002460, 42004920]

約数ペア:

[(1, 42004920), (2, 21002460), (3, 14001640), (4, 10501230), (5, 8400984), (6, 7000820), (8, 5250615), (10, 4200492), (12, 3500410), (15, 2800328), (20, 2100246), (24, 1750205), (30, 1400164), (40, 1050123), (60, 700082), (120, 350041), (199, 211080), (398, 105540), (597, 70360), (796, 52770), (995, 42216), (1194, 35180), (1592, 26385), (1759, 23880), (1990, 21108), (2388, 17590), (2985, 14072), (3518, 11940), (3980, 10554), (4776, 8795), (5277, 7960), (5970, 7036)]