12890650

素因数分解:

$2^1\times 5^2\times {\mathrm{283}}^1\times {\mathrm{911}}^1$

素因数の和:1206

約数の個数: 24

約数和(自身を含む): 24087744

約数和(自身を除く): 11197094

約数列:

[1, 2, 5, 10, 25, 50, 283, 566, 911, 1415, 1822, 2830, 4555, 7075, 9110, 14150, 22775, 45550, 257813, 515626, 1289065, 2578130, 6445325, 12890650]

約数ペア:

[(1, 12890650), (2, 6445325), (5, 2578130), (10, 1289065), (25, 515626), (50, 257813), (283, 45550), (566, 22775), (911, 14150), (1415, 9110), (1822, 7075), (2830, 4555)]