19340080

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1601}}^1$

素因数の和:1765

約数の個数: 40

約数和(自身を含む): 45291744

約数和(自身を除く): 25951664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 755, 1208, 1510, 1601, 2416, 3020, 3202, 6040, 6404, 8005, 12080, 12808, 16010, 25616, 32020, 64040, 128080, 241751, 483502, 967004, 1208755, 1934008, 2417510, 3868016, 4835020, 9670040, 19340080]

約数ペア:

[(1, 19340080), (2, 9670040), (4, 4835020), (5, 3868016), (8, 2417510), (10, 1934008), (16, 1208755), (20, 967004), (40, 483502), (80, 241751), (151, 128080), (302, 64040), (604, 32020), (755, 25616), (1208, 16010), (1510, 12808), (1601, 12080), (2416, 8005), (3020, 6404), (3202, 6040)]