12485960

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1103}}^1$

素因数の和:1397

約数の個数: 32

約数和(自身を含む): 28218240

約数和(自身を除く): 15732280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 1103, 1132, 1415, 2206, 2264, 2830, 4412, 5515, 5660, 8824, 11030, 11320, 22060, 44120, 312149, 624298, 1248596, 1560745, 2497192, 3121490, 6242980, 12485960]

約数ペア:

[(1, 12485960), (2, 6242980), (4, 3121490), (5, 2497192), (8, 1560745), (10, 1248596), (20, 624298), (40, 312149), (283, 44120), (566, 22060), (1103, 11320), (1132, 11030), (1415, 8824), (2206, 5660), (2264, 5515), (2830, 4412)]