1978920120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{16491001}}^1$

素因数の和:16491015

約数の個数: 32

約数和(自身を含む): 5936760720

約数和(自身を除く): 3957840600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 16491001, 32982002, 49473003, 65964004, 82455005, 98946006, 131928008, 164910010, 197892012, 247365015, 329820020, 395784024, 494730030, 659640040, 989460060, 1978920120]

約数ペア:

[(1, 1978920120), (2, 989460060), (3, 659640040), (4, 494730030), (5, 395784024), (6, 329820020), (8, 247365015), (10, 197892012), (12, 164910010), (15, 131928008), (20, 98946006), (24, 82455005), (30, 65964004), (40, 49473003), (60, 32982002), (120, 16491001)]