8229640

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{727}}^1$

素因数の和:1021

約数の個数: 32

約数和(自身を含む): 18607680

約数和(自身を除く): 10378040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 727, 1132, 1415, 1454, 2264, 2830, 2908, 3635, 5660, 5816, 7270, 11320, 14540, 29080, 205741, 411482, 822964, 1028705, 1645928, 2057410, 4114820, 8229640]

約数ペア:

[(1, 8229640), (2, 4114820), (4, 2057410), (5, 1645928), (8, 1028705), (10, 822964), (20, 411482), (40, 205741), (283, 29080), (566, 14540), (727, 11320), (1132, 7270), (1415, 5816), (1454, 5660), (2264, 3635), (2830, 2908)]