345408080

素因数分解:

$2^4\times 5^1\times {\mathrm{4317601}}^1$

素因数の和:4317614

約数の個数: 20

約数和(自身を含む): 803073972

約数和(自身を除く): 457665892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4317601, 8635202, 17270404, 21588005, 34540808, 43176010, 69081616, 86352020, 172704040, 345408080]

約数ペア:

[(1, 345408080), (2, 172704040), (4, 86352020), (5, 69081616), (8, 43176010), (10, 34540808), (16, 21588005), (20, 17270404), (40, 8635202), (80, 4317601)]