4012940

素因数分解:

$2^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{709}}^1$

素因数の和:1001

約数の個数: 24

約数和(自身を含む): 8468880

約数和(自身を除く): 4455940

約数列:

[1, 2, 4, 5, 10, 20, 283, 566, 709, 1132, 1415, 1418, 2830, 2836, 3545, 5660, 7090, 14180, 200647, 401294, 802588, 1003235, 2006470, 4012940]

約数ペア:

[(1, 4012940), (2, 2006470), (4, 1003235), (5, 802588), (10, 401294), (20, 200647), (283, 14180), (566, 7090), (709, 5660), (1132, 3545), (1415, 2836), (1418, 2830)]