1685080

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 3837600

約数和(自身を除く): 2152520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 409, 412, 515, 818, 824, 1030, 1636, 2045, 2060, 3272, 4090, 4120, 8180, 16360, 42127, 84254, 168508, 210635, 337016, 421270, 842540, 1685080]

約数ペア:

[(1, 1685080), (2, 842540), (4, 421270), (5, 337016), (8, 210635), (10, 168508), (20, 84254), (40, 42127), (103, 16360), (206, 8180), (409, 4120), (412, 4090), (515, 3272), (818, 2060), (824, 2045), (1030, 1636)]