1827220

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{887}}^1$

素因数の和:999

約数の個数: 24

約数和(自身を含む): 3878784

約数和(自身を除く): 2051564

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 887, 1030, 1774, 2060, 3548, 4435, 8870, 17740, 91361, 182722, 365444, 456805, 913610, 1827220]

約数ペア:

[(1, 1827220), (2, 913610), (4, 456805), (5, 365444), (10, 182722), (20, 91361), (103, 17740), (206, 8870), (412, 4435), (515, 3548), (887, 2060), (1030, 1774)]